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The Language of Chemistry — CHEMISTRY STD 9 — Question

ICSE BoardEnglish MediumSTD 9CHEMISTRYThe Language of Chemistry1 Mark
Question
Balance the following equation:
$PbO+ NH_3→Pb+ H_2O + N_2$​​​​​​​
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Answer

$3PbO + 2NH_3→ 3Pb + 3H_2O + N_2$​​​​​​​

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