What gas is produced when acid is added to zinc metal?
Why is the 6 HCI added ( once the solution is colorless) after the zinc metal was added?
1
Expert's answer
2020-09-03T07:15:06-0400
Hydrogen gas
Metals react with acids to produce metal salt and hydrogen gas. In this reaction, addition of HCl to metal was bring the reaction with zinc metal to initiate the reaction
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