Find the out the molar masses of the following compounds:
Sodium carbonate, decahydrate `(Na_2CO_3*10H_2O)`

Find the out the molar masses of the following compounds: Copper sulphate crystal (CuSo_4*5H_2O)

Find the out the molar masses of the following compounds: Mohr's salt [FeSO_4(NH_4)_2SO_4*6H_2O] ( mass : cu = 63.5, S = 32, O = 16, H = 1, Na= 23, C = 12, Fe = 56, N = 14)

What are the names of the following compounds? NH_3,Na_2O,CaO

Find out the EAN of the following compounds. (i) Zn(NH_3)_4^(+2)

Work out the percentage composition of constituents elements in the following compounds: Potassium dichromate (K_2Cr_2O_7)

Find the oxidation numbers of the underlined species in the following compounds or ions. Na_2CO_3 .

Answer the following question: State two properties of sodium carbonate (Na_2 CO_3. 10H_2O)