`A` crystalline hydrated sa,t on being rendered anhydrous, loses `45.6%` of its weight. The precentage composition of anhydrous salt is `:Al=10.5%, K=15.1%, S=24.8%` and `I=49.6%`. Find the empirical formula of the anhydrous and crystalline salt :

A crystalline hydrated salt on being rendered anhydrous, loses 45.6% of its weight. The percentage composition of anhydrous salt is :Al=10.5%, K=15.1%, S=24.8% and O=49.6% . Find the empirical formula of the anhydrous and crystalline salt :

A crystalline salt on being rendered anhydrous loses 45.6% of its mass. The percentage composition of anhydrous salt is Al = 10.5%, K = 15.1 %, S = 24.8% and I = 49.6%. Calculate the simplest formula of anhydrous salt and the crystalline salt. (Al= 27, K = 39, S = 32, I= 127)

An inorganic salt gave the following percentage composition : Na=29.11, S=40.51 and O=30.38 Calculate the empirical formula of the salt.

The crystalline salt Na_2 SO_4.xH_2O on heating loses 55.9 % of its weight. The formula of crystalline salt is