ATTENTION:
Kindly note that you will be presented with 50 questions randomized from the NOUN question bank. Make sure to take the quiz multiple times so you can get familiar with the questions and answers, as new questions are randomized in each attempt.
Good luck!
CHM201
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1. A (an) ___________ system is one which neither shows exchange of heat nor mass with its surroundings
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2. If the rate of a reaction increases by a factor of 9 when the concentration of a reactant is tripled, then the reaction is ___________order with respect to that reactant.
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3. ______________ is the amount of heat required to melt one gram of substance at its melting point.
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4. _____________ Variables are independent of the mass of material.
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5. In general, the rate of a reaction can be increased by all the factors except ___________
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6. Which of these is not an extensive property of a system?
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7. Which of the following statements describes an isolated system?
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8. Rate of reaction is defined as the __________
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9. The entropy of a pure crystal at 0 K is _________ J/K.
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10. The minimum additional energy, above the average internal energy, which the reacting molecules must possess so that their collision result in a reaction is known as ____________
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11. Which of the following is not a state function?
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12. One mole of an ideal gas is heated at a constant pressure of 101300 $N m^{-2}$, from 273.2 K to 373 K. Calculate the work involved R = 8.314 J/mol/K).
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13. The higher the pH, the ___________ the acidity
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14. The factor that affects the rate of reaction is ___________
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15. Free energy change at equilibrium is ___________
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16. Which of these is true of an isochoric system?
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17. The rate at which a substance takes part in a chemical reaction depends upon its ____________
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18. The total energy of the universe is constant. This is a statement of the ___________ law of thermodynamics
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19. The reactions with the high value of energy of activation are _________
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20. A solution of a weak acid and its salt is known as a ________ solution
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21. The ___________ scale of temperature has absolute zero for its zero point
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22. If more collisions can be made to take place in a given time, the rate of the reaction will ___________
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23. The temperature at which the motion of particles theoretically ceases is known as ___________ zero.
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24. The ___________ law of thermodynamics discusses entropy.
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25. A process taking place at constant pressure is termed _________
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26. A substance that is capable of acting as both an acid and as a base is ______________
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27. Only __________ substances can undergo electrolysis.
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28. Which of the followings is not a type of system?
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29. The sum of all exponents of concentration terms in the rate equation is called __________
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30. Milk sours more rapidly in summer than in winter because ____________
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31. The ___________ law of thermodynamics discusses entropy.
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32. In order for a reaction to occur, the particles must __________
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Every type of chemical bond contains a certain amount of energy. The total bond energy, which is essentially equivalent to the total potential energy of the system, is a quantity known as: ____________
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34. A process in which no heat is allowed to enter or leave a system is termed _______
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35. Equilibrium is a state of dynamic molecular behaviour, meaning that ___________
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36. In a reaction in which the rate of the reverse reaction is equal to the rate of the forward reaction, a state of __________ is attained.
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37. A reaction catalyzed by light is called a ___________ reaction
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38. Rusting of iron Is an example of________ reaction
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39. 1g of ice will occupy __________ space than 1g of water (less/more)
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40. The first law of thermodynamics deals with _________
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41. The pH of an aqueous solution which is 0.0020 M is _________
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42. The change in entropy for any process is not dependent upon the pathway by which the process occurs. In order words, the change in entropy for any process is a _________ function
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43. __________ system is a system in which both energy and matter can exchange with the surroundings.
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44. The minimum additional energy, above the average internal energy, which the reacting molecules must possess so that their collision result in a reaction is known as _____________
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45. There are ___________ laws of thermodynamics
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46. Which of the following expressions is associated with the law of conservation of energy?
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47. Which of the following statements is correct?
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48. Rate of reaction generally ____________ with the rise of temperature.
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49. The _________ scale of temperature has absolute zero for its zero point
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50. The conjugate base of HCl is __________
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