A mixture contains 30% Ar with CP = 30 J/oC, 30% N2 with CP = 20 J/oC – McqOptions

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1.	A mixture contains 30% Ar with C_P = 30 J/^oC, 30% N₂ with C_P = 20 J/^oC and 40% CH₄ with C_P = 10 J/^oC, what is the average C_P of mixture?
A.	7 J/<sup>o</sup>C
B.	12 J/<sup>o</sup>C
C.	19 J/<sup>o</sup>C
D.	26 J/<sup>o</sup>C
Answer» D. 26 J/<sup>o</sup>C

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