Question

General Notes 1) This is a closed book and closed notes test. No discussion. No cellphone, tablets or laptops. Only regular calculator allowed. 2) Please read the problems carefully and always calculate with units. 3) Start with those you feel more comfortable with; don't get stuck on one problem. 4) Show the logic flow of your solution when running out of time. Write on the back when running out of space 5) During the test, any activities such as copying from others or offering your solution to others are both regarded as CHEATING. The Student Academic Conduct Committee will be asked to deal with this kind of issue. Problem 81 (20 pts) Concepts (a) What is the assumption made in the Dalton's model for ideal gas mixtures? (b) What is theoretical amount of air? What will happen if incomplete combustion occurs? (c) Explain how formation enthalpy and absolute entropy are defined. Why do we need them in combustion systems?

Answer 1

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