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Which of the following statements is/are...

Which of the following statements is/are wrong?

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The correct Answer is:
A, B, C
(a) is wrong because zeolites are not used such but are dirst heated in vacuunm so that the water of hydration is lost.
(b) is wrong, because enzyme have maximum activety at `pH` of `7.4`
c. is wrong because enzyme has maximum activity at `37^(@)C` .
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