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In an isothermal reversible expansion, i...

In an isothermal reversible expansion, if the volume of 96 gm of oxygen at `27^(@)C` is increased from 70 litres to 140 litres , then the work done by the gas will be

Text Solution

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The correct Answer is:
`2.3 xx 900 R "log"_(10)"^(2)`
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Knowledge Check

  • The work done in an isothermal reversible expansion of n moles of a gas is

    A
    `int n PdV`
    B
    `int (RT)/(np)dV`
    C
    `int(nRT)/(V) dV`
    D
    `int n RTdV`

  • The work done in ergs for the reversible expansion of one mole of an ideal gas from a volume of 10 litres to 20 litres at 25^(@)C is

    A
    `-2.303xx298xx0.82 log 2`
    B
    `-298xx10^(7)xx8.31xx2.3031 log 2`
    C
    `-2.303xx298xx0.082 log 0.5`
    D
    `-8.31xx10^(7)xx298xx2.303 log 0.5`

  • The work done in ergs for a reversible expansion of n mole of an ideal gas from a volume of 20 litres to 40 litres at 25 ^@ C is a

    A
    `-2.303 xx 8.314 xx 298 xx log_(10) 2 xx n`
    B
    `-2.303 xx 0.0821 xx 298 log_(10) 2 xx n `
    C
    `-2.303 xx 0.0821 xx 298 log_(10) 0.5 xx n`
    D
    `-2.303 xx 8.314xx 10^7 xx 298 log_(10) 2 xx n `

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