What is the enthalpy of a mixture having 20% of A with enthalpy 20 J, – McqOptions

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1.	What is the enthalpy of a mixture having 20% of A with enthalpy 20 J, 30% of B with enthalpy 40 J, and 50% of C with enthalpy 20 J?
A.	26 J
B.	29 J
C.	31 J
D.	34 J
Answer» B. 29 J

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