Chemistry · 2020
JEE Main · 4 September 2020, Shift 1 · Q29
For one mole of an ideal gas, which of these statements must be true? (a) U and H each depends only on temperature (b) Compressibility factor z is…
For one mole of an ideal gas, which of these statements must be true ?
(a)
U and H each depends only on temperature
(b)
Compressibility factor $\displaystyle z$ is not equal to $\displaystyle 1$
(c)
$\displaystyle \mathrm{C}_{\mathrm{P}, \mathrm{m}}-\mathrm{C}_{\mathrm{V}, \mathrm{m}}=\mathrm{R}$
(d)
$\displaystyle \mathrm{dU}=\mathrm{C}_{\mathrm{V}} \mathrm{dT}$ for any process
Official answer
(4)
(a) , (c) and (d)
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JEE Main 2020 Chemistry question, with the answer from NTA’s final answer key. Where our answers come from.