C3H8 + 5O2 â 3CO2+ 4H2O a. 149 g of propane, C3H8, reacts with excess oxygen. How many moles of carbon dioxide is produced? b. This reaction took ...
Gas Stoichiometry First Type: Ideal Gas Law then Stoichiometry 1.
2KCl +3O2 2KClO3 a. Temperature is 700°C and pressure is 98.6 kPa. Volume of O2 is 125 mL. How many moles of O2? b. How many grams of KClO3 can be produced by moles of O2 from 1a?
2.
2Mg + O2 → 2MgO(s) a. 0.500.0 L of O2 at 150.0°C and 70.0 kPa. How many moles of O2? b. How many grams of MgO is made from that many moles of O2?
1. How many moles of air are contained in 2.00 L at 98.8 kPa and 25.0°C? 2. How many moles of gases are in a can with a volume of 555 mL and a pressure of 600.0 kPa at 20°C? 3. Calculate the pressure of 43 mol of nitrogen gas in a 65 L cylinder at 5°C. 4. The upper atmosphere has a temperature of −57°C and the pressure is 7.30 kPa. What is the volume in LITERS if there is 111 mol of nitrogen? 5. How many moles of gas are in a balloon that has a volume of 15.9 L, pressure of 149 kPa, and a temperature of 28°C?
Second Type: Stoichiometry then Ideal Gas Law 3.
6. What is the volume in LITERS of 4.35 moles of a gas at a pressure of 85.6 kPa and 26.0°C? 7. How many moles of oxygen are contained in a 0.555 L can with a pressure of 600.0 kPa at 25°C? 8. Calculate the pressure in BOTH kPa and atm caused by 43 mol of nitrogen in a 65 L bottle at 5°C.
9. How many moles of ammonia, NH3, can fill a 14.88 L bottle with pressure of 199 kPa at temperature 25°C? 10. Take your answer from #9 and convert it to grams of NH3.
2Na + 2H2O → 2NaOH + H2 a. 1.74 mol of Na react with water. How many mol of H2 produced? b. How many liters of H2 will be produced at 49.0 C and 96.0 kPa?
4. C3H8 + 5O2 → 3CO2+ 4H2O a. 149 g of propane, C3H8, reacts with excess oxygen. How many moles of carbon dioxide is produced? b. This reaction took place in a bottle with a volume of 52.3 L with a temperature of 25.5 C. What is the pressure in BOTH kPa and atm?
5.
2LiOH + CO2 Li2CO3 + H2O Astronauts use LiOH use to remove CO2 from their space shuttle. How many moles of CO2 in a shuttle with 5.0 kPa at 15°C, and volume of 80000 L? How many gram of LiOH are needed to remove all that CO2?
