1.

A given sample of milk turns sour at room temperature (27^(@)C) in 5 hours . In a refrigerator at -3 ^(@)C , it can be stored 10 times longer . The energy of activation for the souring of milk is

Answer»

`2.303 XX 10 R KJ MOL^(-1)`
`2.303 xx 5 R kJ mol^(-1)`
`2.303 xx 3 R kJ mol^(-1)`
`2.303 xx 2.7 R kJ mol^(-1)`

Answer :d


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