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For which one of the following reaction...

For which one of the following reactions , the entropy changes is positive ?

A

`underset((g))(H_2) + underset((g))(1/2O_(2)) rarr underset((l))(H_2O)`

B

`underset((g))(Na^+) + underset((g))(Cl^(-)) rarr underset((S))(NaCl)`

C

`underset((l))(NaCl) rarr underset((S))(NaCl)`

D

`underset((l))(H_2O) rarr underset((g))(H_2O`

Text Solution

Verified by Experts

The correct Answer is:
B
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