An acid of molecular mass 104 contains 34.6% carbon, 3.85% hydrogen and the rest is oxygen. Calcualte the molecualr formula of the acid.

Combustion of 0.6gm of an organic compound gave 1.17gm of carbondioxide. 0.84 gm of water. Vapour density of the compound is equal to 22.4. The compound contains carbon, hydrogen and nitrogen. Calculate the molecular formula.

An organic compound contains 69.77% carbon, 11.63% hydrogen and rest oxygen. The molecular mass of the compound is 86. It does not reduce Tollens’ reagent but forms an addition compound with sodium hydrogensulphite and give positive iodoform test. On vigorous oxidation it gives ethanoic and propanoic acid. Write the possible structure of the compound.

An organic compound contains 69% carbon and 4.8% hydrogen, the remainder being oxygen. Calculate the masses of carbon dioxide and water produced when 0.20 g of this substance is subjected to complete combustion.

A compound contains 40% carbon 6.6% hydrogen and the rest oxygen. If 100 ml of its decimolar solution contains 1.8 gms of it, how many emperical units are present in its molecule?

A carbon compound on analysis gave the following percentage composition, carbon 14.5%, hydrogen 1.8%, chlorine 64.46%, oxygen 19.24%. Calculate the empirical formula of the compound.

The weight of methane which occupies the same volume at STP as 7.5 gmof ethane is _________g .A compound contains 40% carbon 6.6% hydrogen and the rest oxygen. If 100 ml of its decimolar solution contains 1.8 gms of its how many emperical units are present in its molecule?