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which of the following processes shows a decrease in entropy of the system?

Answer :

Answer:

I don't know what are the options but I just took it from net

Explanation:

A) 2NO (g) + O2 (g) →2NO2 (g)

Reactant have 2+1= 3 moles, whereas product have 2 moles

Since no of moles of reactant is greater than product, entropy is decreasing

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