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What are the signs of the entropy change...

What are the signs of the entropy change `( +` or `-)` in the following`:`
`I.` A liquird crystallisation in to solid
`II.` Temperature of solid raised from 0 to 115K
`III.` `2 NaHCO_(3)(s) rarr Na_(2)CO_(3)(s)+CO_(2)(g)+H_(2)O(g)`
`IV.` `H_(2)(g) rarr 2H(g)`

A

`{:(I,II,III,IV),(-,+,+,+):}`

B

`{:(I,II,III,IV),(-,-,-,+):}`

C

`{:(I,II,III,IV),(-,-,-,+):}`

D

`{:(I,II,III,IV),(+,-,-,-):}`

Text Solution

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The correct Answer is:
A
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