What volume is occupied by 26.6 g of argon gas at a pressure of 1.29 atm and a temperature of 355 K?

Question

Chemistry

Eva Martin

27 January, 17:56

What volume is occupied by 26.6 g of argon gas at a pressure of 1.29 atm and a temperature of 355 K?

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Answers (1)

Know the Answer?

Isabell Gibson · Answer 1

V = 15 L

Explanation:

PV = nRT

P = 1.29 atm, T = 355 K mass argon 40g/mol

n = mass / molecular mass; n = 26.6 g/40 g/mol; n = 0.665 mol

V = (0,665 mol x 0.082 x 355 K) / 1.29 atm = 15 L