Q.
The density of a gas at 27°C and 1 atm is d. Pressure remaining constant at the following temperature its density becomes 0.75 d
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a
360C
b
1270C
c
300C
d
540C
answer is B.
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Detailed Solution
For a given gas at constant pressure: dT = constantd1T1=d2T2⇒T2=d1×T1d2T2=d×3000.75d=400K=1270C
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