Equal masses of H2, O2 and CH4 have been taken in a container of volume V at temperature 27 ºC in identical conditions. The ratio of the volumes of gases H2:O2 : CH4 would be:
1. 8:16:1
2. 16:8:1
3. 16:1:2
4. 8:1:2
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NEET MCQ Books for XIth & XIIth Physics, Chemistry & BiologyA bubble of air is underwater at a temperature15°C and the pressure 1.5 bar. If the bubble rises to the surface where the temperature is 25°C and the pressure is 1.0 bar, what will happen to the volume of the bubble?
1. Volume will become greater by a factor of 2.5
2. Volume will become greater by a factor of 1.6
3. Volume will become greater by a factor of 1.1
4. Volume will become smaller by a factor of 0.70
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