What volume will 145 g of butane occupy at 745 torr and 35 ∘c?

Question

Landen Cochran

Chemistry

15 May, 06:58

What volume will 145 g of butane occupy at 745 torr and 35 ∘c?

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Answers (1)

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Nevaeh Clarke · Answer 1

First let us compute for the number of moles of butane (molar mass = 58.12 g/mol)

number of moles = 145 g / (58.12 g/mol) = 2.49 mol

We use the ideal gas equation to calculate the volume:

V = n R T / P

V = 2.49 mol * 62.36367 L torr / mol K * 308.15 K / 745 torr

V = 64.35 L