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Q: Calculate the moles of 1.00 ft3 lead (II) sulfide with a density of 7.46 g/cm3. Group of answer…
A: Given: Volume = 1.00 ft3 Since 1 ft = 30.48 cm3 So, volume = 30.48 cm3 Density = 7.46 g/cm3
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Q: Calculate the number of moles of C2H6 in 5.41×10^23 molecules of C2H6.
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Q: 2.50 moles of CH4 molecules contain ___ moles of H atoms. 1.51 x 10^24 0.625 5.00 10.0 2.50
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Q: How many grams of NH3 are needed to produce 40.0g of H20? 4 NH3 + 5 O2 → 4 NO + 6 H2O Group of…
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Q: How many grams of glucose (C2H12O6) would you need to get 5.0X1030 carbon atoms?
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The number of moles corresponding to 4.8g of C5H10 is 0.068.
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- 89 A number of compounds containing the heavier noble gases, and especially xenon, have been prepared. One of these is xenon hexafluoride (XeF6), which can be prepared by heating a mixture of xenon and fluoride gases. XeF6 is a white crystalline solid at room temperature and melts at about 325 K. A mixture of 0.0600 g of Xe and 0.0304 g of F2 is sealed into a 100.0-mL bulb. (The bulb is heated, and the reaction goes to completion. Then the sealed bulb is cooled back to 20.0°C. What will be the final pressure in the bulb, expressed in torr?How many grams of NH3 can be produced by mixing 14 g of N2 with 6.0 g of H2? Given: N2 + 3 H2 ------> 2 NH3 a.) 20g b.) 17g c.) 34g d.) 51gOrganic chemistry: what does a theoretical value of o.640g of cyclopentadine and a percentage of 14.5% mean in an experiment.
- The AP Biology teacher is measuring out 590.0 g of dextrose (C6H12O6) for a lab. How many moles of dextrose is this equivalent to? Enter your answer with 4 sig figs.A compound contains, by mass, 81.7% carbon and 18.3% hydrogen. A 0.15 mole sample of this compound weighs 6.6 g. What is the molecular formula of this compound? C2H6 CH3 C3H12 C4H10 C3H813. All about acetaminophen (Tylenol). The chemical formula of acetaminophen is C₂H₂NO₂. Acetaminophen is a very effective drug for general pain and headaches whose major side effect is liver toxicity. a. What is the molar mass of acetaminophen? H3C b. What is the mass of 1 molecule of acetaminophen in amu? C. 'N How many grams of acetaminophen are in 5.8 moles of acetaminophen? d. How many oxygen atoms are in 629 grams of acetaminophen? LOH e. If a sample of acetaminophen contains 81 hydrogen atoms, how many molecules of acetaminophen are in the sample?
- Name: NetID: 14. The following reaction occurs and 9.81 x 10 CO, molecules are produced. CH12O6(s) +O2(g) CO2(g) + H2O(!) How many more kilograms of O2, with respect to C,H12O6, is required for this amount of product to be made? 99 COH12 0u + 60z- OCOz + H20 A: 0.32 9.81x 1025 mol CO2 83 Chemistry I © 2020 F'20/S'21 WORKSHEET 4There is a tank full of N2O gas. It was found that the mass of the gas in the tank is 500.0g. How many moles of gas are in the tank? (Molar mass of N: 14.00g/mol, molar mass of O: 16.00g/mol)How many g of water will be produced by the combustion of 220 g of oxygen with 143 g of C5H12? Useful information: H 1.00794 C 12.011 O 15.9994 (units are g/mol) 13.5
- Suppose 7.0g of Compound A and 3.5g of Compound B are consumed in a reaction that produces only one product, Compound C . Calculate the theoretical yield of C . Round your answer to the nearest 0.1g . 10.5g Suppose 6.5g of C are actually isolated at the end of the reaction.What is the percent yield of Compound C ? Round your answer to the nearest whole percent. %C2H4 +3O2=2CO2 +2H2O you start with 45.9 g of C2H4 , and excess what mass of CO2 will be produced ?General formula of a polymer is-(CH2CHCHCN)n-, where n is typically greater than 10,000. Then take a sample of this polymer weighs 755.9 g and contains 3.112 x 1020 molecules of -(CH2CHCHCN)n-, so calculate n?