sdwhitneyhillis
03.05.2020 •
Mathematics
(NEED HELP HURRY) What is the volume of 1.0 mole of hydrogen gas at standard temperature and pressure?
A) 5.5 L
B) 11 L
C) 22 L
B) 44 L
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Ответ:
C. 22L
Step-by-step explanation:
STP is 273 K and 1 atm
Remember that R=0.0821 atm*L/mol*K
Put this into ideal gas law and solve for volume
PV=nRT → V=nRT/P
V=[(1mol)*(0.0821 atm*L/mol*K)*(273 K)]/(1 atm)
V=[22.4133 atm*L]/(1 atm)=22.4133 L
So the answer is 22 L
Ответ:
answer:
429 pounds
step-by-step explanation: