Twenty molecules of `SO_3` will weight as much as ........... molecules of oxygen.

At what temperature the molecule of nitrogen will have same rms velocity as the molecule of oxygen at 127^(@)C ?

Calculate the actual mass of: one molecule of oxygen.

Each haemoglobin molecule can carry............... molecules of oxygen, one in each ..............

Oxygen molecule is

One mole of molecules of oxygen represents

Calculate the no. of molecules in 64g of oxygen.

The molecule of SO_(2) has dipole moment. Is the molecule linear or bent ?

Gaseous SO_(3) molecule

At what temperature is the "effective" speed of gaseous hydrogen molecules (molecular weight = 2) equal to that of oxygen molecules (molecular weight = 32) at 47^@ C ?

The weight of 2.01xx10^(22) molecules of CO is-