The molecular radius of $O_2 is 2.88 \times 10^{-10} m calculate the excluded volume per mol of O_2 $
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NEET Practice Questions (MCQs) with Answers & Solutions
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An ideal gas cannot be liquefied because
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The values of ‘a’ for the gases $ O_2 , CO_2, N_2 and CH_4 $ are respectively 1.36, 3.64, 1.39 and 2.253 $L^2 atm mol^{-1} $ which gas can be most easily liquefied?
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The rate of diffusion of $H_2$ is about
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Most probable speed, average speed, and RMS (root mean square speed) are related as
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At room temperature the mixture of $ SO_2 and O_2 gas, compared to the O_2 molecule, the SO_2 $ molecule will hit the wall with..
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Which has maximum value of mean free path ?
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4.0 gm ideal gas is filled in a bulb having volme $ 10 dm^3 at a constant temperature T & constant pressure P. If 0.8 gm gas is removed from the bulb to maintain the original pressure at (T + 125)K temperature, what would be the value of T for a gas having molar mass 40 gm mole ^{-1} $ .
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Explanation
$ So : n_1T_1 = n_2T_2 $ $ {W_1 \over M_1 } \times T_1 = { W_2 \over M_2} T_2 M_1 = M_2 $
$ W_1T_1 = 3.2(T +125) $ 4T= 3.2T + 400 $ \therefore 0.8T = 400 $ $ \therefore T = 500K
What would be value of ratio for RMS and average speed of gaseous molecules at a constant temperature ?
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The RMS velocity of an ideal gas at constant pressure varies with density relates as
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