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Which of the following statements are co...

Which of the following statements are correct about solid catalyst-

A

same reactants may give different product by using different catalysts

B

catalyst does not change `DeltaH` of reaction

C

catalyst is required in large quantities to catalyse reactions

D

catalytic activity of a solid catalyst does not depend upon the strength of chemisorption

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The correct Answer is:
A, B
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