What is the final enthalpy of the solution made by mixing 100 grams of – McqOptions

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1.	What is the final enthalpy of the solution made by mixing 100 grams of 10% NaOH having enthalpy 40 J with 300 grams of 90% NaOH having enthalpy 20 J?
A.	10 J
B.	15 J
C.	25 J
D.	40 J
Answer» D. 40 J

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