144k views
0 votes
A sample of CO2 gas has a volume of 12.0 L at STP. Calculate the number of moles of CO2 in the sample.

User Asgs
by
5.3k points

1 Answer

2 votes

Answer:

The number of moles of CO2 is 0,54

Step-by-step explanation:

We use the formula PV=nRT. The conditions of STP are 1 atm of pressure and 273 K of temperature.

PV=nRT n=PV/RT

n=1 atm x 12 L/0,082 l atm/K mol x 273K

n=0,536049316 moles

User Capone
by
4.6k points