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Write balanced chemical equations repres...

Write balanced chemical equations representing each of the following reactions.
(a).Reaction between zinc and oxygen when zinc is subjected to heat.
(b).Reaction between magnesium and excess steam.
(c). Reactionbetween aluminium and dilute hydrochloric acid

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(a) `2ZN+O_2 rightarrow 2ZnO`
(b) `Mg+2H_2O rightarrow Mg(OH)_2+H_2`
(c) `Mg+2H_2O rightarrow Mg(OH)_2+H_2`
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