A if 323 grams of zinc oxide and 72 grams of water combine, Ask an Expert

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(a) If 32.3 grams of zinc oxide and 7.2 grams of water combine to form zinc hydroxide, how many grams of zinc hydroxide must form?

(b) If 30.0 grams of ammonium chloride react to form 9.6 grams of ammonia, how many grams of hydrogen chloride must simultaneously be formed?

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