A 240-L Tank Contains Ideal Helium Gas at 27°C and a a Pressure

question 11

Multiple Choice

A 24.0-L tank contains ideal helium gas at 27°C and a pressure of 22.0 atm.How many moles of gas are in the tank? (R = 8.31 J/mol ∙ K,1 atm = 101 kPa)

• A)238 mol
• B)138 mol
• C)17.5 mol
• D)21.4 mol
• E)76.0 mol

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