A compound contains iron 20.15%, sulfur 11.51%, oxygen 23.02% and crystal water 45.32%. Value of compound...

Determine the empirical formula of a compound having percentage composition as : Iron = 20% , sulphur = 11.5% , oxygen = 23.1% and water molecules = 45.4% -(At. mass of Fe = 56, S = 32)

A compound containing 80% C and 20% H is likely to be:

In a compound Carbond =52.2% , Hydrogen =13% , Oxygen =34.8% are present vapour density of the compound is 46. Calculate molecular formula of the compound ?

A compound contains 42.3913 % K,15.2173 % Fe,19.5652 % C and 22.8260 % N . The molecular mass of the compound is 368 u. Find the molecular formula of the compound.