What is the volume of 10.0 g of argon gas at 157°C and 2.50 kPa pressure?
A)1)29 L
B)3)53 L
C)131 L
D)358 L

Question

Quizplus · Accepted Answer

We can use the ideal gas law to solve for the volume of argon gas:
PV = nRT
n = m/M (where n is the number of moles, m is the mass, M is the molar mass)
V = (m/M)RT/P
V = (10.0 g / 39.95 g/mol) * 8.31 J/mol*K * (157 + 273)K / 2.50 kPa
V = 358 L. Therefore, the correct answer is choice D, 358 L.

What Is the Volume of 10