what is a catalyst? which compound acts as a catalyst in the preparation of oxygen gas?
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A catalyst is a substance that speeds up a chemical reaction, but is not consumed by the reaction; hence a catalyst can be recovered chemically unchanged at the end of the reaction it has been used to speed up, or catalyze
Explanation:
Oxygen gas can be prepared in the laboratory by hydrogen peroxide and manganese dioxide. In this reaction manganese dioxide is used as catalyst.
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Answer:
A catalyst is a substance that speeds up a chemical reaction, but is not consumed by the reaction
Explanation:
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