CHEM 219 MODULE 7 PREMIUM
QUESTION PAPER WITH ACCURATE
ANSWERS AND GRADED A+ RESULTS
◉ n1
Answer: V1 V2
------ =. ------
n1 n2
Click on the initail moles variable.
◉ 5.47
Answer: 6.21L of gas at 37 C and 0.834 atm is brought to standard
temperature and pressure. What is the new gas volume in liters?
◉ 800mL
Answer: A sample of gas initially has a volume of 0.8L at -23.0 C
and 300. Torr. What would the final volume of the gas be at 227.0
C and 600 Torr?
◉ 4.79
Answer: A piston with adjustable volume is set at a volume of 3.90
L when it contains 0.0920 moles of helium gas. When you add
, 0.0210 moles of helium and keep the temperature and pressure
constant, what is the new volume in liters?
◉ moles of gas
Answer: what is the only thing held constant in a combined gas
law problem?
◉ 1061 kPa
Answer: A rigid tank holds 2.91 moles of gas at a pressure of 772
kPa. What will the pressure be if 1.09 moles of gas is added?
◉ volume
Answer: Which variable is held constant in Gay-Lussaac's Law?
◉ 3.96
Answer: How many moles of gas are in a sample that now
occupies 750 mL if it originally occupied 500 mL and held 2.64
moles?
◉ 830 kPa
Answer: An ideal gas is at a constant volume, in a rigged container,
and has a temperature of 0 C and pressure of 760 kPa. It is then
heated to 25 C. The new pressure is ______.
◉ 3.31
QUESTION PAPER WITH ACCURATE
ANSWERS AND GRADED A+ RESULTS
◉ n1
Answer: V1 V2
------ =. ------
n1 n2
Click on the initail moles variable.
◉ 5.47
Answer: 6.21L of gas at 37 C and 0.834 atm is brought to standard
temperature and pressure. What is the new gas volume in liters?
◉ 800mL
Answer: A sample of gas initially has a volume of 0.8L at -23.0 C
and 300. Torr. What would the final volume of the gas be at 227.0
C and 600 Torr?
◉ 4.79
Answer: A piston with adjustable volume is set at a volume of 3.90
L when it contains 0.0920 moles of helium gas. When you add
, 0.0210 moles of helium and keep the temperature and pressure
constant, what is the new volume in liters?
◉ moles of gas
Answer: what is the only thing held constant in a combined gas
law problem?
◉ 1061 kPa
Answer: A rigid tank holds 2.91 moles of gas at a pressure of 772
kPa. What will the pressure be if 1.09 moles of gas is added?
◉ volume
Answer: Which variable is held constant in Gay-Lussaac's Law?
◉ 3.96
Answer: How many moles of gas are in a sample that now
occupies 750 mL if it originally occupied 500 mL and held 2.64
moles?
◉ 830 kPa
Answer: An ideal gas is at a constant volume, in a rigged container,
and has a temperature of 0 C and pressure of 760 kPa. It is then
heated to 25 C. The new pressure is ______.
◉ 3.31
