Whether mixing of ash obtained by burning of magnesium with water is a chemical change or physical change give reason in support for your answer express written in the form of an equation in teach next
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It is obliviously a chemical change as the reaction is:-
Mgo+h2o=>Mg(oh)2+h2
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it is a chemical change as a new substance is formed as Magnesium hydroxide is a different substance than from Magnesium oxide. The equation is Magnesium oxide (MgO) + Water (H2O) = Magnesium hydroxide [Mg(OH)2]
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