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When the following equation is balanced,the coefficient of oxygen is ________. PbS (s) + O2 (g) → PbO (s) + SO2 (g)
Q13: What are the spectator ions in the
Q18: When the following equation is balanced,the coefficient
Q25: Which one of the following is an
Q40: _ is an oxidation reaction.<br>A)Ice melting in
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