A gas in an open container is heated from 27°C to 127°C.The fration of the original amount of the gas remaining in the container will be:
(a)3/4
(b)1/2
(c)1/4
(d)1/8
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3 Answers
62A gas in an open container is heated from 27°C to 127°C.The fration of the original amount of the gas remaining in the container will be:
(a)3/4
(b)1/2
(c)1/4
(d)1/8
PV=n1RT1
P and V are both equal so
n1T1=n2T2
Now
n1.300=n2400
n2/n1=3/4
so richa's answer is correct
1let there be n moles originally
v1/300=v2/400
v2=4/3v1
4/3v1 volm is occupied by n moles
v1volm is occupied by 3/4 n moles
plz rate my ans
