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If hydrogen and oxygen are mixed and kep...

If hydrogen and oxygen are mixed and kept in the same vessel at room temperature, the reaction does not take place to form water because

A

activation energy for the reaction is very high at room temperature

B

molecules have no proper orientation to react to form water

C

the frequency of collisions is not high enough for the reaction to take place

D

no catalyst s present in the reaction mixture.

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The correct Answer is:
A
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