Question

5. Balance the following chemical equations.
(a) HNO3 + Ca(OH), → Ca(NO3), +H,O
(b) NaOH + H,SO→ Na, SO4 +H2O
(c) NaCl + AgNO3 → AgCl + NaNO3
(d) BaCl, + H2SO4 → BaSO, + HCI
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Answer 1

A. 2HNO3 + Ca(OH)2 -> Ca(NO3)2

B. 2NaOH + H2SO4 -> Na2SO4 + 2H2O

C. Already balanced

D. BaCl2 + H2SO4 -> BaSO4 + 2HCl