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At $273 \mathrm{~K}$ temperature and $76 \mathrm{~cm~} \mathrm{Hg}$ pressure, the density of a gas is $1.964 \mathrm{~g} \mathrm{~L}^{-1} .$ The gas is
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The correct answer is:
$\mathrm{CO}_{2}$
Hint:
Molar mass of gas $(\mathrm{M})=\frac{\mathrm{dRT}}{\mathrm{P}}=\frac{1.964 \times 0.0821 \times 273}{1}$
$=44 \mathrm{~g}$
Hence, the gas is $\mathrm{CO}_{2}$
Molar mass of gas $(\mathrm{M})=\frac{\mathrm{dRT}}{\mathrm{P}}=\frac{1.964 \times 0.0821 \times 273}{1}$
$=44 \mathrm{~g}$
Hence, the gas is $\mathrm{CO}_{2}$
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