You have to answer this question before its comments can be revealed, this way we won’t spoil the answer for you.
Demystifying Entrance Exams
Let X be the energy needed to raise the temperature of 5 moles of nitrogen held at constant pressure by one degree. Let Y be the energy needed to raise 5 moles of carbon monoxide by one degree with the pressure held constant. What is the ratio X:Y?
7:9
1:1
7:5
5:7
