Q.

If molecular mass of O2 and SO2 are 32 and 64 respectively. If one litre of O2 at 15° C and 750 mm pressure contains N molecules, the number of molecules in two litre of SO2 under the same conditions of temperature and pressure will be :

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a

2N

b

4N

c

N

d

N/2

answer is A.

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Detailed Solution

Since volume is directly proportional to the number of molecules Since the volume is 2 literes then the molecule will be 2N.

VN

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