Proof of existence of hydrogen gas when acid reacts with metals
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Answer:if during this reaction we place a candle a little far away ,then we will observe that the candle will be offed.
Explanation:take a little amount of HCl and Na .place a little drop of HCl upon the Na, a little later we can observe that it creates NaCl and H².if we place a candle during this reaction the candle will be off..is these answer is helpful to you please thanks it and also like it
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