Show by means of calculations that 5 moles of `CO_(2)` and `5` moles of `H_(2)O` do not have the same mass. How much is the difference in their masses ?

Verify by calculation that: 4 moles of CO_(2) and 6 moles of H_(2)O do not have same mass in grams.

Veriy by calculating that a) 5 moles of CO_(2) and 5 moles of H_(2)O do not have the same mass. b) 240 g of calcium and 240 g magnesium elements have a mole ratio of 3:5

Veriy by calculating that a) 5 moles of CO_(2) and 5 moles of H_(2)O do not have the same mass. b) 240 g of calcium and 240 g magnesium elements have a mole ratio of 3:5

Calculate the mass of 5 moles of CaCO_3 in grams.

Calculate the moles of CO_(2) obtained when 0.274 mole Of C_(2) H_(5)OH is burnt in air.

For decolourisation of 1.5 moles of KMnO_(4) the moles of H_(2)O_(2) requires

Do 1 mole of Na and O_2 have same mass?