Reference no: EM132410132
1. Convert each of the following pressures to atmospheres.
a. 732.1torr
b. 756.5torr
c. 745mmHg
d. 727.1mmHg
2: Convert each of the following pressures to torr.
a. 1.009atm
b. 0.936atm
3: A sample of gas occupies 25.0L at 750.0torr. What volume will it occupy at 805.3torr assuming constant temperature?
4: A sample of a gas has a volume of 300.0mL at standard pressure. Predict its volume at 720.0mmHg.
5: A sample of hydrogen monochloride gas occupies a volume of 50.0ml at 20.0°C. Determine the volume of the gas if the temperature is increased to 127.0°C. Assume constant pressure.
6: A certain mass of hydrogen occupies 100.0mL at -73.0°C. At what Celsius temperature will the same mass occupy 150.0mL, assuming constant pressure?
7: A certain mass of gas occupies 75.00mL at a temperature of 25.0°C and pressure of 1.215atm. At what Celsius temperature would the same mass of this gas occupy 0.1100L at a pressure of 747torr?
8: Determine the pressure at which a 17.0g sample of nitrogen gas will have a volume of 6.500L at45.0°C.
9: Determine the volume of 0.160mol of oxygen gas at 35.0°C and 778.0torr.
10: Determine the temperature at which 40.00g of oxygen will have a volume of 7.500L and 1.15atm of pressure.
11: The initial volume of a gas at a pressure of 3.2atm is 2.9L. What will be the volume if the pressure is increased to 4.0atm?
12: A balloon is filled with 35.0L of helium in the morning when the temperature is 20.0°C. By noon the temperature has risen to 45.0°C. What is the new volume of the balloon?
13: A helium balloon with an internal pressure of 1.00atm and a volume of 4.50L at 20.0°C is released.
13: What volume will the balloon occupy at an altitude where the pressure is 0.600atm and the temperature is -20.0°C?
14: If 5.00mol of oxygen and 3.00mol of nitrogen are placed in a 30.0L tank at a temperature of 25.0°C, what will the pressure of the resulting mixture of gases be?
15: Determine the density of 0.625g of carbon dioxide at 26.32°C and 1.03atm.
16: A gas canister can tolerate an internal pressure up to 210.0atm. If a 2.0L canister holding 3.5mol of gas is heated to 1350.0°C, will the canister explode?
18: When a sample of aluminum is reacted with hydrochloric acid, 355mL of dry hydrogen gas is collected. The pressure of the gas is 756.3torr and the temperature is 35.0°C. Determine the mass of aluminum in the sample.
19: When a mixture of sodium chloride and potassium chlorate is heated, the sodium chloride undergoes no change, while the potassium chlorate decomposes to release oxygen gas. When 2.500g of this mixture is heated, 321.1mL of oxygen gas, measured at 21.7°C and 753.7torr, is collected. What is the percentage of potassium chlorate in the original mixture?
20: When 1.50L of oxygen gas at 35.0°C and 0.750atm is mixed with 1.50L of hydrogen gas at 45.0°C and 0.850atm the reaction produces water vapor. Determine the limiting reagent.
c. 745mmHg
d. 727.1mmHg
c. 1.100atm
d. 0.845atm