Chemical Engineering Online Quizzes Section - 38
1. For exothermic reactions, what is the heat of reaction? 1. Positive 2. Zero …
1. For exothermic reactions, what is the heat of reaction? 1. Positive 2. Zero …
1. What is the energy balance of a closed system? 1. Energy in the system is constant 2.…
1. Enthalpy of a stream is which function of temperature and pressure? 1. Implicit 2. C…
1. What is the work done by an open steady-state system if heat transferred to it is 10 J? 1. 0 …
1. For an open unsteady state system, 5 J of heat was supplied and 10 J of work was done on the system, what is the v…
1. What is ∆E for a steady-state system? 1.Positive 2. Zero 3. Cannot say …
1. 10 J of heat and 5 J of work are supplied to the system, what is the change in internal energy? 1.…
1. What is the change potential energy of a stone of mass 5 Kg that falls from a cliff 10 m high? 1. …
1.In a closed system, change in internal energy is 10 J and heat transferred to it is 10 J what is the work done by t…
1. What separates the system and surroundings? 1. None of the mentionedr 2. Boundary …
1. What is the fraction of a gas in a system at partial pressure 1 mm Hg, if the 0.2 fraction of the same gas is at p…
1. What is the partial pressure of a 40% gas in a system with vapor pressure 1 mm Hg? 1. 0.8 mm Hg …
1. What is the degree of freedom of a system with 2 phases and 1 component? 1. 4 2. 2 …
1.Which of the following is defined as the ratio of partial pressure and vapor pressure? 1. Molal Hum…
1.Which of the following term does not involve in ideal gas law? 1. Volumer 2. Pressure …
1. A reactor is supplied with 2 streams both at the rate 5 mole, one has 40% Cl2 and 60% N2, and another has pure C2H…
1. A reactor is supplied with 6 moles of CO and 3 moles of O2 and produced 4 moles of CO2, what is the extent of rea…
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