Calculate the percentage of water of crystalization in `CuSO_(4).5H_2O`
(H = 1, O = 16, S = 32, Cu = 64)

Calculate the following: The percentage of water of crystallisation in MgSO_4.7H_2O [Mg =24, S=32, 0=16, H=1]

In CuSO_(4) · 5H_(2)O

If the percentage of water of crystallization in MgSO_(4) .x H_(2)O is 13% . What is the value of x :

Calculate the percentage of boron (B) in borax, Na_(2)B_(4)O_(7). 10H_(2)O . (H = 1, B = 11, O = 16, Na = 23)

Calculate mass of water present in 499gm CuSO_(4).5H_(2)O ? (Atomic mass -Cu = 63.5, S = 32,O = 16, H =1) .

Calculate mass of water present in 500 gm CuSO_(4).5H_(2)O ? (Atomic mass : Cu = 63.5, S= 32, O = 16 , H = 1 )

Calculate the percentage of nitrogen in ammonium nitrate. [NH_4NO_3] [N=14 , H=1, O=16]

Calculate the relative molecular mass of CuSO_4 . 5 H_2O [At mass: C = 12, H = 1,O = 16, CI = 35.5, N = 14, Cu = 63.5, S = 32, Na = 23, K = 39, Pt =195, Ca =40, P=31, Mg = 24]

Calculate the mass percentage of each element in water (H_(2)O)

Calculate the percentage of water molecules in hydrated calcium sulphate . [Ca=40 , S=32 , O=16 , H=11]