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1. |
A mixture contains 20% O2 with CP = 10 J/oC, 30% N2 with CP = 20 J/oC and 50% CO2 with CP= 40 J/oC, what is the average CP of mixture? |
A. | 20 J/<sup>o</sup>C |
B. | 28 J/<sup>o</sup>C |
C. | 34 J/<sup>o</sup>C |
D. | 42 J/<sup>o</sup>C |
Answer» C. 34 J/<sup>o</sup>C | |