Question

9. Balance the following reactions
a. N2 +O2→ N2O5
b. Zn + HNO3→ Zn(NO3)2 + H2
c. Al + O2 → Al2O3
d. CaCO3+ HCl → CaCl2 + H2O + CO2​

Answer 1

Answer:

a) 2N2 + 5O2 → 2N2O5

b) Zn + 2HNO3 → Zn(NO3)2 + H2

c) 4Al + 3O2 → 2Al2O3

d) CaCO3 + 2HCl → CaCl2 + H2O + CO2

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Answer 2

Answer:

2N2 + 5O2 → 2N2O5

b) Zn + 2HNO3 → Zn(NO3)2 + H2

c) 4Al + 3O2 → 2Al2O3

d) CaCO3 + 2HCl → CaCl2 + H2O + CO2

Explanation:

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