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. Milk sours more rapidly in summer than in winter because ____________
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2. The ___________ law of thermodynamics discusses entropy.
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3. The ___________ scale of temperature has absolute zero for its zero point
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4. Rate of reaction is defined as the __________
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5. _____________ Variables are independent of the mass of material.
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6. 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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7. A reaction catalyzed by light is called a ___________ reaction
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8. The term -dx/dt in a rate expression refers to the ________
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9. 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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10. Which of the followings is not a type of system?
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11. Which of the following statements is correct?
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12. Which of the following statements describes an isolated system?
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13. 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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14. The first law of thermodynamics deals with ____________
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15. The pH of an aqueous solution which is 0.0020 M is _________
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16. The sum of all exponents of concentration terms in the rate equation is called __________
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17. The reactions with the high value of energy of activation are _________
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18. Which of these is true of an isochoric system?
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19. In order for a reaction to occur, the particles must __________
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20. In general, the rate of a reaction can be increased by all the factors except ___________
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21. The higher the pH, the ___________ the acidity
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22. For any process, the change in entropy of the universe equals the sum of entropy changes to the system and the _________
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23. The conjugate base of HCl is __________
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24. A substance that is capable of acting as both an acid and as a base is ______________
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25. The _________ scale of temperature has absolute zero for its zero point
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26. Which of the following expressions is associated with the law of conservation of energy?
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27. The total energy of the universe is constant. This is a statement of the ___________ law of thermodynamics
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28. Only __________ substances can undergo electrolysis.
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29. The ___________ law of thermodynamics discusses entropy.
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30. __________ Variables are dependent on the mass of the material.
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31. 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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32. There are ___________ laws of thermodynamics
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33. The entropy of a pure crystal at 0 K is _________ J/K.
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34. A solution of a weak acid and its salt is known as a ________ solution
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35. Rate of reaction generally ____________ with the rise of temperature.
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36. 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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37. The first law of thermodynamics deals with _________
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38. The rate at which a substance takes part in a chemical reaction depends upon its ____________
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39. A (an) ___________ system is one which neither shows exchange of heat nor mass with its surroundings
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40. The factor that affects the rate of reaction is ___________
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41. 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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42. __________ system is a system in which both energy and matter can exchange with the surroundings.
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43. Rusting of iron Is an example of________ reaction
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44. Which of these is not an extensive property of a system?
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45. A process in which no heat is allowed to enter or leave a system is termed _______
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46. 1g of ice will occupy __________ space than 1g of water (less/more)
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47. ______________ is the amount of heat required to melt one gram of substance at its melting point.
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48. If more collisions can be made to take place in a given time, the rate of the reaction will ___________
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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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50. Equilibrium is a state of dynamic molecular behaviour, meaning that ___________
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