Assuming oxygen molecule to be spherical in shape, calculate the volume of a single molecule of oxygen if its radius is 150 pm. Also calculate the percentage of empty space in one mole of the gas at STP.

Nitrogen molecule (N_(2)) has radius of about 0.2 nm. Assuming that nitrogen molecule is spherical in shape, calcualte (a) volume of a single molecule of N_(2) . (b) the percentage of empty space in one mole of N_(2) gas at S.T.P.

Calculate the mass of one molecule of oxygen.

Calculate the actual mass of: one molecule of oxygen.

Calculate the number of molecules in 4 g of oxygen .

Calculate the number of atoms in 0.20 mole molecules of oxygen

Assuming a nitrogen molecule spherical in shape and occupying the radius 200 pm calculate (a) The volume of single molecule of gas (b) the percentage of empty space in one mole of N_(2) gas at NTP ? .

Assuming a nitrogen molecule spherical in shape and occupying the radius 200 pm calculate (a) The volume of single molecule of gas (b) the percentage of empty space in one mole of N_(2) gas at NTP ? .

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

Assuming N_2 molecule of spherical shape with radius 2 xx 10^(-10) m, the percentage of empty space in one mole of N_2 gas taken at STP is :

Calculate the no. of molecules in 44.8L of oxygen at STP.