A gas can expand from `100 mL` to `250 mL` under a constant pressure of `2` atm. The work done by the gas is

Question

A gas can expand from `100 mL` to `250 mL` under a constant pressure of `2` atm. The work done by the gas is

A gas can expand from `100 mL` to `250 mL` under a constant pressure of `2` atm. The work done by the gas is
A. `30.38` joule
B. `25` joule
C. `5 k` joule
D. `16` joule

Monjur Alahi

6 views

2025-01-04 04:42

1 Answers

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Salim Ahmed Kawsar · Accepted Answer · 2023-02-05T15:29:48+06:00

Salim Ahmed Kawsar

Correct Answer - A
`DeltaV=250mL-100mL=150mL`
`=0.15 L`
`P_("ext")=2"atm"`
`W=-P_("ext")xxDeltaV=-(0.15 L)xx(2 "atm")`
`=-0.3 L "atm"=-0.3xx1.01325xx10^(2)J`
`=30.3975 J`

6 views Answered 2023-02-05 15:29