Engineering Board Exam Reviewer · Chemistry · medium

A gas occupies 500 mL at 27 °C and 1 atm. What volume will it occupy at 127 °C and 2 atm? (use K = ° C + 273)

1. 1175.9 mL
2. 1333.3 mL
3. 333.3 mL
4. 250.0 mL

Answer

C. 333.3 mL

Solution

V2 = V1(P1/P2)(T2/T1) = 500(1/2)(400/300) = 333.3 mL.

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