What is added to the moist air in the combustion process?
(a) Water
(b) Carbon dioxide
(c) Oxygen
(d) None of the mentioned
This question was posed to me during a job interview.
The query is from Degrees of Freedom Analysis in Steady-State Process topic in portion Humidity Charts & their Use, Analysis of the Degrees of Freedom in a Steady – State Process, Solving Material and Energy Balances Using Process and Unsteady State Material and Energy Balances of Basic Chemical Engineering