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An experimental set up is made to compar...

An experimental set up is made to compare the reactions of Mg, Zn and Cu with dilute hydrochloric acid.
a) Write the observation.
b) Which is the gas evolved when zinc react with dilute hydrochloric acid?
c.Write the equation of the reaction.

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a)Magnesium reacts with dil hydrochloric acid, copper does not react with the acid.
b) Hydrogen
`Zn+ 2HCI rarr ZnCl_2 + H_2`
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