A compound consists of only magnesium, carbon, and oxygen. If the percentage by mass of Mg is 28.8% and that of C is 14.2%, what is the percentage by mass of O?
a. 16.0%
b. 57.0%
c. 43.0%
d. 22.5%
e. None of the above
b
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Write the node equation for node 12, which is at the junction of two different materials, A and B as shown. The following properties are given:
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What will be an ideal response?