The Macrium free edition is also capable of creating differential images, doing direct-disk cloning, booting backups into a Hyper-V virtual machine, running scheduled backups, doing bare-metal restores and even encrypting backups. This software does disk imaging and disk cloning, allows you to access images from the file manager, creates a Linux rescue CD and is compatible with Windows. This hard drive cloning software supports only Windows file systems, but it does it quite well and has a fairly straightforward user interface. Macrium Reflect Free Edition touts itself as one of the fastest disk cloning utilities available. Macrium Reflect Free Edition: Best for reliability Interface isn’t user-friendly and feels outdated.Multiple restore options: Not only can you save images to various storage media, you can also restore images from multiple sources such as network service or local storage.Supports a wide range of file formats: Clonezilla supports numerous file formats, including NTFS, FAT, ext2, ext3 and ext4.You can even boot Clonezilla from CD/DVD or do a network boot. Ability to run from USB: You can run Clonezilla from a USB, so there’s no need to install the tool on the operating system.Clonezilla does use a curses-based interface, so some might find it a bit challenging at first. And if you’re looking to clone multiple machines quickly, Clonezilla SE can clone 40 machines at once. There’s an unattended mode and multicast support built-in, as well as the ability to reinstall the Grub bootloader.Ĭlonezilla might be the single most powerful disk copy tool available that doesn’t have a price tag. This particular take on the cloning process is more like a bootable Linux distribution that can do bit-by-bit copying, and it supports a ton of file systems (including FAT32, NTFS, HFS+, UFS, NetBSD, OpenBSD, xfs, jfs, btrfs, f2fs, nilfs2 and even LVM2). Choosing the right HDD cloning software for your businessĬlonezilla: Best for deployment on multiple systemsĬlonezilla is one of my favorite HDD cloning tools.In the end, what’s important is that you use the tool that best suits your skills and needs. Some are Windows specific, and others don’t care what operating system you’re running. While some will do a-bit-for-bit copy, others create a full ISO image of your running system. Some of these hard drive cloning apps are more powerful than others. When you don’t have the budget, what do you do? You use one of the disk imaging utility tools listed here, all of which do an admirable job of cloning a hard disk drive at an unbeatable price, free. Unfortunately, retail hard disk imaging software, like Acronis Backup and Restore, may not be in everyone’s budget. SEE: Use this software usage policy from TechRepublic Premium When this occurs, if you happen to have a backup image or clone of the damaged or corrupt source drive, recovering your data to a new drive will be far easier. You’ll have an old hard drive fail and either you’ll lose valuable data, or the machine will refuse to boot. It’s inevitable: At some point you’re going to need to recover from a disaster.
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As far as the game is concerned, it translates pretty well to the big screen, but not all consoles let you control the game the same way. This console version adds additional levels - 20 more to the 200 found in the mobile version - plus there's now a co-op (cooperative) and competitive mode for two to four players. As with the smartphone/tablet version, this off-shoot fuses Angry Birds gameplay with Star Wars characters and locations, therefore you'll see bird versions of Anakin, Darth Vader, Princess Leia, Chewbacca, and more. The physics-based 2-D puzzle game has you flinging fowl out of a giant slingshot from the left side of the screen to the right, and you must aim just so, with the ideal amount of force, to wipe out all the pigs within the allotted number of turns per level.īased on the A ngry Birds Star Wars mobile game, ANGRY BIRDS STAR WARS comes to Xbox 360, PlayStation 3, Nintendo Wii and Wii U - as well as portable editions playable on Nintendo 3DS and PlayStation Vita (we reviewed the Wii U version). Now the winged warriors are calling for revenge. For the uninitiated, the original game focused on a group of scheming green pigs that stole eggs from a bird's nest. With more than a dozen smartphone and tablet games, stuffed animals, licensed apparel, and an upcoming TV show and movie, there doesn't seem to be an end to the craze. The mega-popular kids franchise known as Angry Birds is now on consoles. So, half of 18 is 9, and 9 times 6 equals 54 square units. You can use an area converter to convert any area measurement to sq ft. You can convert square inches, square yards, or square meters to square feet using one of the formulas below. Our calculator allows you to use both square and triangular patterns for the plants with equal coverage. We have an article covering how to measure for. Once you have your square footage figure, you can work out what materials you might need. 3 sides.Square footage = Length (feet) × Width (feet) To give an example, if a bedroom measures 16 feet by 12 feet, the calculation would be 16 multiplied by 12, resulting in a square footage of 192 (16 × 12 = 192). (Note: if more than 3 fields are filled, only a third used to determine the triangle, the others are (eventualy) overwritten. Fill in 3 of the 6 fields, with at least one side, and press the 'Calculate' button. Here's how to calculate the area of a triangular-shaped area: Measure the …How to calculate the angles and sides of a triangle? A triangle is determined by 3 of the 6 free values, with at least one side. In this equation, "A" is the area of the rhombus in square feet and the distances from both pairs of opposite angles are in feet.So, let's quickly cover how to calculate square footage for these shapes: Square footage of a triangle. Surface area of a cylinder: A = 2πr² + 2πrh, where r is the radius and h is the …To calculate the square footage of a rhombus, you can use the following formula: A = distance from one pair of opposite angles x distance from the other pair of opposite angles. Surface area of a cube: A = 6a², where a is the side length. Surface area of a sphere: A = 4πr², where r stands for the radius of the sphere. The formula depends on the type of solid. Example: For a room measuring 10 feet wide …Our surface area calculator can find the surface area of seven different solids. Next, multiply the length and width together to get the square footage. **This Calculator also calculates triangle square inches, the triangle's total Height in feet, total Height in inches, total length in feet and total length in inches.Measure the length and width of the room in feet. You can enter feet only, inches only or a combination of the two. Use the calculator above to calculate a triangle's square footage. Example 3: Draw a right triangle with legs of length 5 5 inches and 7 7 inches. Notice that the height of the triangle is found inside of the triangle. Finally, multiply Length (ft) x Width (ft) = Square Footage.To find the area of the given triangle, we multiply the base and height then divide the product by 2 2. If your width and length are not measured in feet convert measurements into feet. Thus, the height of the given triangle is 13 inches.Free Triangles calculator - Calculate area, perimeter, sides and angles for triangles step-by-stepDetermine the width and length. Winnie cut the sandwich into a triangular slice, having a base length (b) of 15 cm and a height (h) of 20 cm.Īrea (A) = \(\frac\) × 8 × h She cut the sandwich into a triangular slice such that the base length of the triangle is 15 centimeters and the height is 20 centimeters. Hence, the perimeter of the isosceles triangle is 76 centimeters. The formula for finding the perimeter is: The base of an isosceles triangle is 20 centimeters, and the length of each of its legs is 28 centimeters. And their software can be really wonky because it is proprietary.Īs for the rig itself it’s very well made. But in the end it’s way too expensive and way too large and basically just a seat mover with traction loss. The original motion platform I have always wanted was the simxperience Stage 5. for a brief second I consider the NL motion platform platform but it’s just a seat mover and I’m not interested in that. The motor seems extremely noisy and the articulation seemed to be much less. It is considerably more expensive especially if you plan to go 5 dof. The point of a motion simulator that you spend this much money on is to use it, not be fiddling with settings and never able to use it.īefore I go any further I will say the only other motion simulator I considered was the prosimu t1000. This stuff is after all experimental and can be quite frustrating to figure out. I’ve watched a lot of videos trying to teach you the stuff and to be honest I’m happy it was included and I didn’t have to worry about it. The best part is it comes pre setup with detailed instructions for Sim tools and plug-ins for virtually every game I can think of except wreckfest. The thing is super easy to assemble, and even came with all of the tools including real wrenches. It arrives within two weeks of ordering it, which is pretty much across the world. I knew I would be adding extra weight to it so I decided on the upgraded Motors. Learn more about U-Joints and Intermediate Steering Shafts by watching this video below.For those of you interested in purchasing the dof reality rig let me just tell you it is definitely worth every penny I spent. Intermediate shafts come with upper and lower U-Joints, as well as DD Shaft. DD Shaft may need to be shortened depending on application. In the Options dropdown, we offer a connection to your factory steering box OR aftermarket rack and pinion options. Please Note: We do not suggest reusing factory rag joints in any application. Includes the Motion Raceworks 5/6 bolt SFI quick release at no extra cost!Īdd a Grant steering wheel, our very popular steering wheel buttons, and a steering shaft and u-joints to connect to your factory box. All factory hardware is reused with this column installation. This creates a safe option as opposed to press fit bearing options on the market that can heat up or work themselves loose, leaving drivers with a potentially dangerous situation. Our steering column utilizes a split collar locking design to secure the shaft from the bottom, along with a welded washer on top. This column is professionally tig welded using Chromoly material for weight reduction.īolting to factory mounts, installation is also a breeze. This column has a welded plate that safely separates the cabin from the engine bay for fire and fume protection. All columns come powder-coated Gloss Black. This column utilizes American made and SFI parts to create a very safe and high quality column. This column works with all model G-Body's including: Regal, Cutlass, Malibu, Monte Carlo, Grand National, El Camino. This makes entry and exit of the car much easier but also is an over 20 lb. 1978-1988 GM G-Body Chromoly Lightweight Steering Column Race Only 15-190ġ978-88 GM G-Body lightweight Chromoly Steering Column is the answer for your race car light weight needs. Understanding of various different service styles The skills of a successful yacht Steward/ess include:įlexibility and ability to take direction Stews will also engage with the yacht owners and guests more than other crew members so you will need to be friendly and confident, with good communication and interpersonal skills. For this reason, the role calls for people who are hardworking, energetic and a have a positive outlook.įor people who are new to the industry it can often be surprising that some days you might spend the entire day ironing or cleaning cabins, so someone who is flexible, with a can-do attitude will be the best fit for this position. The job of a yacht Steward/ess is often a very demanding one with a solid mix of repetitive tasks and face to face interactions with guests. Soft and hard skills required to be a yacht Stew The responsibilities of a Steward/ess include:Ĭleaning all areas of the interior of the yachtĬabin preparation and detailing to a very high standardĮxecuting meal service and cleaning up after the meals For example, on large yachts the role will be more defined and fit within a bigger interior team, while on smaller yachts your role may be more hands-on, including galley or deck operations, or even driving the tender. The day-to-day duties included in the yacht Steward/ess job description will also be determined by the size of the yacht, the type of yacht, the season, and the itinerary. This includes vacuuming, dusting, polishing and detailing the guest interior area, laundry and ironing, preparation of cocktails and drinks, meal service duties, maintaining bar and drinks stock, flower care, table decorations, crew provisioning, and uniform stock and order. Most of the main day-to-day responsibilities of a yacht Steward/Stewardess include general housekeeping and serving duties. What does a Steward/ess do? | Steward/ess Job Description Their main responsibility lies in providing high-end, luxury service to guests whilst maintaining the vessel’s interior to a clean and tidy state.įrom this role, one can work up the ladder into more managerial interior positions, such as Chief Steward/ess, Head of Service, Head of Housekeeping or Purser. A Steward, or Stewardess, works as a vital member of the yacht’s interior department. Terry Castle, The Female Thermometer: Eighteenth-Century Culture and the Invention of the Uncanny (New York: Oxford University Press, 1995), 17. Bergland, The National Uncanny: Indian Ghosts and American Subjects (Hanover and London: University Press of New England, 2000), 5. Ralph Ellison, Invisible Man (New York: Penguin, 1952), 7. Baker Jr, “To Move without Moving: Creativity and Commerce in Ralph Ellison’s Trueblood Episode,” in Blues, Ideology, and Afro-American Literature: A Vernacular Theory (Chicago: Chicago University Press, 1984), 172–99. See Irving Howe, “Black Boys and Native Sons,” Dissent 10 (Autumn 1963): 353–68.īarbara Foley, “Ralph Ellison as Proletarian Journalist,” Science and Society 62, no. Robert Penn Warren, “The Unity of Experience,” Commentary 39, no. John Hersey, “A Completion of Personality: A Talk with Ralph Ellison,” in Ralph Ellison: A Collection of Critical Essays (Englewood Cliffs, NJ: Prentice-Hall, 1974), 10. Robert O’Meally, ed., New Essays on Invisible Man (Cambridge, MA: Cambridge University Press, 1988), 2. Ralph Ellison, Shadow and Act (New York: Vintage Press, 1972), xi. James Baldwin, Notes of a Native Son (Boston: Beacon Press, 1955), 23. Andrews, Francis Smith Foster, and Trudier Harris, eds., The Oxford Companion to African American Literature (New York: Oxford University Press, 1997). Ralph Ellison Maryemma Graham and Amritjit Singh, ed., Conversations with Ralph Ellison (Jackson: University of Mississippi Press, 1995), 123. Booker, African Americans in the United States Army in World War II (Jefferson, NC: McFarland, 2008). Womack, Double V: The Civil Rights Struggle of the Tuskegee Airmen (East Lansing: Michigan State University Press, 1994).īryan D. This process is experimental and the keywords may be updated as the learning algorithm improves. These keywords were added by machine and not by the authors. Perhaps even worse was the fact that many soldiers returned home after honorable service to find themselves expected to use separate bathrooms and train compartments. 1 Although conditions for African Americans in the military did improve somewhat as the war progressed and they were increasingly able to hold combat rather than menial positions, there was continual racial harassment and little opportunity for career advancement. Black leaders utilized the racial intolerance highlighted by the war in what was referred to as the “double V” campaign: African Americans were urged to support the war effort and ensure victory over fascism abroad, while maintaining the fight against segregation and discrimination for a victory over Jim Crow in America. World War II saw more than one million African Americans in military service, and by 1944 racial tensions within the rigidly segregated army were so problematic that the War Department was forced to prohibit racial discrimination in recreational and transportation facilities in a bid to ease the situation. In April 1901, aged 10, she wrote her first poem, “The Cow Slip”. Try and vary your methods as you will, your tastes, your habits, your attitude of mind, and your soul is revealed by your actions.” – Agatha Christie The flight only lasted five minutes, but she loved it.Īgatha Christie’s foray into the Literary World: She had to spend five pounds for the experience, and an additional half-crown for a commemorative photograph afterwards. In 1911, Christie was thrilled by her first trip in an aeroplane. The verdict was that she would make a good concert singer, but that her voice would never be strong enough for opera. She harboured a secret fantasy to be an opera singer which was shattered when a friend, connected with the Metropolitan Opera House in New York, came to hear her sing. In her late teens she studied in Paris to be a classical musician but was too nervous to perform. She often overheard the gossips of visitors at home, which often revolved around crime, and used it as a plot to write her crime stories. She had a strong dislike for oyster soup and this acted as an inspiration for her story “The Adventure of the Christmas Pudding.” Since her childhood days she was very observative and a keen listener. Having a strong craving for lavish feasts prepared during Christmas, Agatha Christie would often engage in eating contests with her friends. She also performed in amateur theatricals at Cockington Court in Torquay. As an adolescent, she enjoyed works by Anthony Hope, Walter Scott, Charles Dickens, and Alexandre Dumas.Īs a young girl, she played Colonel Fairfax in Gilbert and Sullivan’s The Yeomen of the Guard. When a little older, she moved on to the surreal verse of Edward Lear and Lewis Carroll. Among her earliest memories were reading children’s books by Mrs. They also taught her music, and she learned to play the piano and the mandolin. Agatha Christie was a voracious reader from a very early age which enthused her parents to supervise her studies in reading, writing, and basic arithmetic, a subject she particularly enjoyed. She never went to school but was educated by her mother and a succession of governesses. “ One of the luckiest things that can happen to you in life is, I think, to have a happy childhood.” – Agatha Christieĭame Agatha Mary Clarissa Christie, was born on 15th September 1890 into a wealthy upper-middle-class family in Torquay, Devon. Guinness World Records lists Christie as the best-selling fiction writer of all time, her novels having sold more than two billion copies till date. In 1971, she was made a Dame (DBE) for her contributions to literature. As if mysteries were embedded in her DNA, she wrote six novels under the pseudonym Mary Westmacott. She wrote the world’s longest-running play, ‘The Mousetrap’, which was performed in the West End from 1952 to 2020. Her books have been published in over 100 languages, making her the most translated writer of all time. With more than 2 billion books published, she is outsold only by the Bible and Shakespeare. Author of 66 crime novels, 6 non-criminal novels, 150 short stories and whose career spanned more than five decades, Agatha Christie is undoubtedly the Doyenne of Murder Mysteries. bonds ) Nonbonding ( lone pairs if any ) Pi bonding ( if any ) Sigma bonding. The concept of molecular geometry aims to depict the generic shape and structure of a molecule, accurate to the length between different bonds. Lewis structure of N2 also shows two lone pairs of electrons, which come. The fourth sp 3 hybrid orbital contains the two electrons of the lone pair and is not directly involved in bonding. While the Lewis Structure is a 2-dimensional depiction of an atom of a molecule, molecular geometry is the visualization and designing of the atoms in a 3-dimensional space. The three N-H sigma bonds of NH 3 are formed by sp 3(N)-1s(H) orbital overlap. The Lewis structure of carbon monoxide (CO) has a triple bond formation where one is strong sigma, and the other two are weak pi bonds. Namely, the occupied orbitals account for two sigma bonds, two pi bonds, and four lone pairs. The four sp 3 hybrid orbitals of nitrogen orientate themselves to form a tetrahedral geometry. 1(a) Resonance structures (also called resonance forms): the different Lewis structures that are equally acceptable descriptions of a single molecule. Note! This bonding configuration was predicted by the Lewis structure of NH 3. The three unpaired electrons in the hybrid orbitals are considered bonding and will overlap with the s orbitals in hydrogen to form N-H sigma bonds. Step 2: Connect the atoms to each other with single bonds to form a skeleton structure. When drawing the structure of an ion, be sure to add/subtract electrons to account for the charge. These electrons will be represented as a lone pair on the structure of NH 3. Step 1: Figure out how many electrons the molecule must have, based on the number of valence electrons in each atom. /rebates/2fchannels2fgeneral-chemistry2flearn2fjules2fch-9-bonding-molecular-structure2flewis-dot-structures-sigma-pi-bonds&. The two electrons in the filled sp 3 hybrid orbital are considered non-bonding because they are already paired. The electron configuration of nitrogen now has one sp 3 hybrid orbital completely filled with two electrons and three sp 3 hybrid orbitals with one unpaired electron each. After hybridization these five electrons are placed in the four equivalent sp 3 hybrid orbitals. The nitrogen in NH 3 has five valence electrons. You can check the progress of a dispute or claim at any time in your Resolution Center. In a claim, we investigate the case and decide the outcome. If you cannot resolve the dispute, you have 20 days to escalate the dispute to a claim. In a dispute, you can message the seller through PayPal to try to resolve any issues. Select the type of issue you have, including any relevant details, and tap Submit.Then select 'money, banks and cards' Scroll to the bottom and click on 'set automatic payments' It brings up a list,then select the one you want to stop. To update your direct debit payment method in the app: Tap Wallet. If you have a business account, it is located under 'account settings' at the top right under your account name. Contact information for your merchant can be found in the direct debit. Select a new payment method or click Link a new card or bank account. Scroll to the bottom and tap on Report a Problem. Heres how to change the payment method for direct debits: Select your current payment method.Click on the profile tab (icon next to log out) > Click on payments third option along on the thick blue band top of page > and under 'manage upcoming payments' top left of page second option down is pre-approved payments. Go to Recent activity and tap on the transaction you want to report. How to cancel a monthly payment / subscription >.Add any relevant information and click Submit.The product or service is not as described.Select the reason for your dispute, such as:.Otherwise, you can open a dispute within 180 days of the payment date. They may be able to issue a refund or help with a return. If you don’t see this option, click Manage payment methods. Under the card you’re currently using to pay, click Change payment method. You can find their contact details by going to your Activity and selecting the payment. Find the subscription you want to edit and click Manage. Canceling a completed payment immediately is generally not an option because the other party already has the money.Ĭontacting the seller is usually the best way to resolve a problem. Typical densities of various substances at atmospheric pressure.ĭensity is defined as the mass per unit volume. How does the atomic mass determine the density of materials? Density of Copper The atomic mass number determines especially the atomic mass of atoms. The mass number is different for each different isotope of a chemical element. For 63Cu, the atomic mass is less than 63, so this must be the dominant factor. A nucleus with greater binding energy has lower total energy, and therefore a lower mass according to Einstein’s mass-energy equivalence relation E = mc 2. The nuclear binding energy varies between nuclei.This increases the mass of nuclei with more neutrons than protons relative to the atomic mass unit scale based on 12C with equal numbers of protons and neutrons. The neutron is slightly heavier than the proton.There are two reasons for the difference between mass number and isotopic mass, known as the mass defect: For example, 63Cu (29 protons and 34 neutrons) has a mass number of 63, and an isotopic mass in its nuclear ground state is 62.91367 u. For other isotopes, the isotopic mass usually differs and is usually within 0.1 u of the mass number. One unified atomic mass unit is approximately the mass of one nucleon (either a single proton or neutron) and is numerically equivalent to 1 g/mol.įor 12C, the atomic mass is exactly 12u, since the atomic mass unit is defined from it. One atomic mass unit is equal to 1.66 x 10 -24 grams. The unit of measure for mass is the atomic mass unit (amu). Therefore this resulting atomic mass is calculated from naturally-occurring isotopes and their abundance. Note that each element may contain more isotopes. How does the atomic number determine the chemical behavior of atoms? Atomic Mass of Copper Since the number of electrons is responsible for the chemical behavior of atoms, the atomic number identifies the various chemical elements. This site explains how to find molar mass.Copper is a chemical element with atomic number 29 which means there are 29 protons and 29 electrons in the atomic structure. The reason is that the molar mass of the substance affects the conversion. To complete this calculation, you have to know what substance you are trying to convert. For bulk stoichiometric calculations, we are usually determining molar mass, which may also be called standard atomic weight or average atomic mass.Ī common request on this site is to convert grams to moles. This is not the same as molecular mass, which is the mass of a single molecule of well-defined isotopes. This is how to calculate molar mass (average molecular weight), which is based on isotropically weighted averages. The atomic weights used on this site come from NIST, the National Institute of Standards and Technology. These relative weights computed from the chemical equation are sometimes called equation weights. The percentage by weight of any atom or group of atoms in a compound can be computed by dividing the total weight of the atom (or group of atoms) in the formula by the formula weight and multiplying by 100.įormula weights are especially useful in determining the relative weights of reagents and products in a chemical reaction. If the formula used in calculating molar mass is the molecular formula, the formula weight computed is the molecular weight. Using the chemical formula of the compound and the periodic table of elements, we can add up the atomic weights and calculate molecular weight of the substance. The formula weight is simply the weight in atomic mass units of all the atoms in a given formula. When calculating molecular weight of a chemical compound, it tells us how many grams are in one mole of that substance. In chemistry, the formula weight is a quantity computed by multiplying the atomic weight (in atomic mass units) of each element in a chemical formula by the number of atoms of that element present in the formula, then adding all of these products together.įinding molar mass starts with units of grams per mole (g/mol). |
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