1. How many moles are in one gram of each of the following substances? Cr Cl...
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1. How many moles are in one gram of each of the following substances? Cr Cl₂ Au NH3 2. What is the molar mass of cholesterol if 0.5731 moles weighs 221.6 g? 3. Iron (II) sulfate is prescribed for the treatment of anemia. How many moles of FeSO4 are present in a standard 300 mg tablet? 4.Titanium metal is obtained from the mineral rutile, TiO₂. How many kilograms of rutile are needed to produce 100 kg of Ti? 5. How many grams are in the indicated number of moles of the following substances? 1 mol Ti 0.01 mol Br₂ 455 mmol Hg 3.7 X 10³ mol H₂O 6. Given the equation Nz + 3Hz Đ 2NH How many grams of ammonia can be made from 44 g of H₂? 7. Ethylene gas, C₂H4, reacts with water at high temperature to yield ethyl alcohol, C₂H6O. How many grams of ethylene are needed to react with 0.133 mol of H₂O? How many grams of ethyl alcohol will result? How many grams of water are needed to react with 0.371 mol of ethylene? How many grams of ethyl alcohol will result? 8. When eaten, dietary carbohydrates are digested to yield glucose (C6H12O6) which is then metabolized to yield carbon dioxide and water. C6H12O6 + 0₂ → CO₂ + H₂O Balance the equation and calculate both the mass in grams and the volume in liters of the CO₂ produced from 66.3 g of glucose, assuming that 1 mol of CO₂ has a volume of 25.4 L at normal body temperature. atot C 1. How many moles are in one gram of each of the following substances? Cr Cl₂ Au NH3 2. What is the molar mass of cholesterol if 0.5731 moles weighs 221.6 g? 3. Iron (II) sulfate is prescribed for the treatment of anemia. How many moles of FeSO4 are present in a standard 300 mg tablet? 4.Titanium metal is obtained from the mineral rutile, TiO₂. How many kilograms of rutile are needed to produce 100 kg of Ti? 5. How many grams are in the indicated number of moles of the following substances? 1 mol Ti 0.01 mol Br₂ 455 mmol Hg 3.7 X 10³ mol H₂O 6. Given the equation Nz + 3Hz Đ 2NH How many grams of ammonia can be made from 44 g of H₂? 7. Ethylene gas, C₂H4, reacts with water at high temperature to yield ethyl alcohol, C₂H6O. How many grams of ethylene are needed to react with 0.133 mol of H₂O? How many grams of ethyl alcohol will result? How many grams of water are needed to react with 0.371 mol of ethylene? How many grams of ethyl alcohol will result? 8. When eaten, dietary carbohydrates are digested to yield glucose (C6H12O6) which is then metabolized to yield carbon dioxide and water. C6H12O6 + 0₂ → CO₂ + H₂O Balance the equation and calculate both the mass in grams and the volume in liters of the CO₂ produced from 66.3 g of glucose, assuming that 1 mol of CO₂ has a volume of 25.4 L at normal body temperature. atot C
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