# chemistry

A sample of N2 gas occupies a volume 180 mL at STP. What volume, in L, will it occupy at 640 mm Hg and 295 K?

1. 👍 0
2. 👎 0
3. 👁 463
1. (P1V1/T1)= (P2V2/T2)
T must be in kelvin.

1. 👍 0
2. 👎 0

## Similar Questions

1. ### homework college chem.

a sample of gas occupies a volume at 73. 1 mL. As it expands, it does 135.0 J of work on its surroundings at a constant pressure of 783 torr. what is the final volume of gas?

2. ### Chemistry

A sample of methane (CH4) gas contains a small amount of helium. Calculate the volume percentage of helium if the density of the sample is 0.70902 g/L t 273K and 1.00 atm. I know that the sample is at STP and that the 1 mole of

1) Which statement below is incorrect if any? a)when gas is at STP, the pressure of the gas is at 1.00 atm. b)when a gas is at STP, the temperature of the gas is 25 degrees celsius c)at STP the molar volume of a gas is 22.4L d)at

4. ### physics

1. The volume of a gas is 10.0 liters and its pressure is 1.5 atm. If the pressure is decreased to 0.75 atm, what is its new volume? 2. The pressure of a gas is 100.0 kPa and its volume is 500.0 ml. If the volume increases to

1. ### Gas Law Chemistry

I need help on these two questions: If a certain gas occupies a volume of 16L when the applied pressure is 8.0atm , find the pressure when the gas occupies a volume of 4.0L . A certain gas is present in a 12.0L cylinder at 4.0atm

2. ### Science

at STP a certain mass of gas occupies a volume of 790 cm cube find the temperature at which the gas occupies 1000 cm cube and has a pressure of 726 mmhg

3. ### Chemistry

A gas occupies a volume of 140 mL at 35.0 C and 97 kPa. What is the volume of the gas at STP? N = ( P )( V ) / ( R ) ( T ) N = ( 97.00 ) ( 140 /1000 ) / ( 8.314 ) ( 308.15 ) = 0.005300 gmol V sub STP = ( N ) ( R ) ( T sub STP ) /

4. ### science

The table below shows the volume of two samples, A and B, when placed in three containers of different volumes. Volume of Sample Volume of Container Volume of Sample A Volume of Sample B 500 cm3 500 cm3 180 cm3 380 cm3 380 cm3 180

1. ### Chemistry

If a balloon filled with carbon dioxide has occupies a volume of 31 L at STP, what is the mass of the gas?

2. ### Chem hw!

1. What pressure would be needed to compress 25.1 mL of hydrogen at 1.01 atm to 25% of its original volume? 2. If the pressure on a 1.04-L sample of gas is doubled at constant temperature, what will be the new volume of the gas?

3. ### College Chemistry

Using the molar volume (STP) or the ideal gas law equation, determine the molar mass,g/mole, of each of the following. A: 11.2g of a gas that has a volume of 1.50Lat STP? B: .0710g of a gas that has a volume 825ml at 1 atm

4. ### chem plz help :(

A sample of helium gas occupies a 10 cubic meter container at STP (273 K, 1 atm). What will the approximate volume become when the pressure is 1.5 atm and the temperature is 32 oC?