Question

write in the form of chemical balanced equation

Answer 1

The balanced chemical equations are:
(a) CaCO3 (s) -> CaO (s) +CO2
(b) NH4 OH4 (aq) + FeSO4 -> ( NH4)2SO4 (aq) Fe(OH)2 (s)
(c) Fe(s) + CuSO4(aq) -> FeSO4(aq) + Cu (s)
(d) Zn(s) + 2HCl (aq) -> ZnCl2 (s) +H2 (g)

Answer 2

Answer:

Explanation: csco 3 on heating gives a c a o + c o 2 ammonium NH4