Q. 55.0( 7 Votes )
Out of dry and wet air which one is heavier?
Dry air is heavier than wet air because:
i. Dry air has nitrogen (N2) and a molecule of oxygen.
ii. Wet air has a water molecule (H2O).
iii. Nitrogen and a molecule of oxygen in dry air are heavier than the water molecule of wet air.
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Choose the correct statement of the following:NCERT Science - Exemplar
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