Question

2.Hydrogen peroxide breaks up into water and oxygen.Manganese dioxide works in the reaction as/an -A.reactant,b.product,c.catalyst,d.energy releaser​

Answer 1

Answer:

energy releaser

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Answer 2

Explanation:

hydrogen peroxide breaks up into water and oxygen . manganese dioxide works in this reaction as a/ an: a) reactant b) products c) catalyst d) energy releaser