Phase Changes Energies MCQs Questions and Answers PDF Book Download

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Learn liquids and solids test MCQs: quantity of liquid, molar heat of vaporization needs is, with choices 1 mole, 5 mole, 8 mole, and 10 mole for top environmental chemistry graduate programs. Practice merit scholarships assessment test, online learning phase changes energies quiz questions for competitive assessment in chemistry major.

MCQ on Phase Changes EnergiesQuiz Book Download

MCQ: Quantity of liquid, Molar heat of vaporization needs is

  1. 1 mole
  2. 5 mole
  3. 8 mole
  4. 10 mole

A

MCQ: Energy change is called as enthalpy change, when it occurs at

  1. varied pressure
  2. constant volume
  3. varied volume
  4. constant pressure

D

MCQ: Phase changes are usually

  1. endothermic
  2. exothermic
  3. high energy
  4. high pressure

A

MCQ: Enthalpy changes are usually

  1. negative
  2. neutral
  3. positive
  4. without change

C

MCQ: When we measure molar heat of vaporization pressure taken is

  1. 5 atmosphere
  2. 3 atm
  3. 1 atm
  4. 9 atm

C