WE-6:" No.of molecules in "2.2" grams of "CO_(2)

Calculate the number of molecules in 8 grams of O_(2) .

No. of molecules in 44 grams of CO_2 is equal to

The total number of molecules present in 6.6 g of CO_(2) and 4.8 g of SO_(2) is

Find : (i) No.of moles in 10^(20) atoms of Cu (ii) Mass of 200_(8)^(16)O atoms in amu (iii) Mass of 100 atoms of _(7).^(14)N in gm (iv) No.of molecules & atoms in 54 gmH_(2)O (v) No.of atoms in 88gmCO_(2) .

Find : (i) No.of moles in 10^(20) atoms of Cu (ii) Mass of 200_(8)^(16)O atoms in amu (iii) Mass of 100 atoms of _(7).^(14)N in gm (iv) No.of molecules & atoms in 54 gmH_(2)O (v) No.of atoms in 88gmCO_(2) .

The ratio of molecules present in 6.6 g of CO_2 and 3.2 g of SO_2 is:

The gram molecular mass of CO_(2) is

Find : (i) No.of moles in 10^(20) atoms of Cu (ii) Mass of 200_(8)^(16)O atoms in amu (iii) Mass of 100 atoms of N in gm (iv) No.of molecules & atoms in 54 gmH_(2)O (v) No.of atoms in 88gmCO_(2) .

Calculate the number of molecules left when 10^(21) molecules of CO_(2) are removed from 200 mg of CO_(2) .

In CO_(2) molecule,