Ca(OH)2(s) + 2NH4Cl(s) → CaCl2(s) + 2H2O(l) + X. In the reaction above X is
NO2
NH3
N2O
Correct answer is B
Balancing the chemical equation. Ca[OH]2 + 2NH4Cl → CaCl2 + 2H2O + 2NH3 X = NH3
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