Question

5. Balance the following reactions:-
(a) CaCO3 + HCI = CaCl2 + H2O + CO2
(b)Zn + HNO3 = Zn(NO3) + H2​

Answer 1

HEY MATE HERE IS YOUR ANSWER......

1) CaCO3 + 2HCl -----------> CaCl2 + H2O + CO2

2) 2Zn + 2HNO3 ------------>2Zn(NO3) + H2

Answer 2

Here is your answer

CACO3+HCL---------CACL2+H2O+ CO2

2CACO3+ 2HCL---------CACL2+ H2O+ CO2

ZN + HNO3----------- ZN( NO3) + H2

2ZN + 2HNO3----------- ZN( NO3) 2+ H2

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