# Chemistry

posted by .

If the molar volume of an ideal gas is 22.4 L/mol, calculate the theoretical density of hydrogen gas at STP.

Not sure what formula to use with this question. Thanks.

• Chemistry -

I came up with this but not sure if it's right:

D = 1mol/22.4L x 2.02g/1mol = 0.0902g/L

## Similar Questions

1. ### Chemistry

Please could you tell me if I am going in the right direction. I am trying to write molecular formula for As2O3 I make molecular mass 197.8 gas density 17.8 to 3 sig figs 2.0 x density of gas at STP / density of hydrogen 17.8/0.0899 …
2. ### chem

hi can anyone help how do i determine the molecular formular of the oxide of arsenic in its in its gaseous state the answer i got was 17.8 gl -1 for the density, which law do i use is it boyles law or charles law thanks A mol of a …
3. ### chemistry

Gas X has a density of 2.60g/L at STP. Determine the molar mass of this gas. Sorry there was some typos on the previous question. please show me again steps by steps. thank you =] Same answer. You just left the g off the density. One …
4. ### science

1. the molar mass of helium is 4.00 g/mol. calculate the volume of 1 mol of helium at STP (T = 273, P = 1 atm) what is the density of helium at STP?
5. ### HELLO I NEED HELP AND NOBODY EVER HELPS ME.

1. the molar mass of helium is 4.00 g/mol. calculate the volume of 1 mol of helium at STP (T = 273, P = 1 atm) what is the density of helium at STP?
6. ### Chemistry 105

Use the molar volume of a gas at STP to calculate the density (in g/L ) of carbon dioxide gas at STP.