# Science

A constant volume of O2 gas is heated from 140C to 216C. The final pressure is 22.3 atm. What was the initial pressure?

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1. P1/T1 = P2/T2

140 + 273 = T1
216 + 273 = T2

P1 = (T1/T2)22.3

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posted by Damon

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