11.2 L of carbon dioxide at S.T.P contains _______ oxygen atoms.

One mole of Sulphuric acid contains _________ Oxygen atoms.

A 100% pure sample of a divalent metal carbonate weighing 2 g on complete thermal decomposition releases 448 cc of carbon dioxide at STP. The equivalent mass of the metal is

A mixture of 2 moles of carbon monoxide and one mole of oxygen in a closed vessel is ignited to get carbon dioxide. If Delta H is the enthalpy change and Delta U is the change in internal energy, then

When 3.0g of carbon is burnt in 8.00 g oxygen, 11.00g of carbon dioxide is produced. What mass of carbon dioxide will be formed when 3.00g of carbon is burnt in 50.00g of oxygen? Which law of chemical combination will govern your answer.

Name the component of blood which transport : (i) Food, carbon dioxide and nitrogenous wastes (ii) Oxygen.

x L of nitrogen at N.T.P. contains 3.0xx10^22 molecules. The number of molecules in x/2 ozone at N.T.P. will be