How many of the following substances are used as the raw materials in Solvay process ?
`Na_2SO_4.NaCl,NH_3,CaCO_3,CaCl_2,Ca(OH)_2,Na_2CO_3`

The raw materials used in the manufacture of Na_2CO_3 by Solvay process are:

Find the molarr mass of Na_(2)SO_(4) .

What happens when each of the following compound is heated? Na_2CO_3

Which of the following electrolyte is more effective for the coagulation of Fe(OH)_3 sol and why ? Na_3PO_4, Na_2SO_4 ,NaCl?

Which of the following is required in least amount for the coagulation of As_(2)S_(3) sol , NaCl, Al_(2)(SO_(4))_(3), K_(2)SO_(4), CaCl_(2) .

Arrange the following compounds is increasing order of the oxidation number of S. . Na_(2)S_(4)O_(6),H_(2)S_(2)O_(7),H_(2)SO_(3),Na_2S_(2)O_(3)

Indicator used in the titration of Na_2 CO_3 and HCl is

Name the process used in the manufacture of Na_2CO_3 .

Balance the following equations Fe_2(SO_4)_3 + NH_3 + H_2O to Fe(OH)_3 + (NH_4)_2SO_4