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Category: CHM201

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CHM201

1 / 50

The entropy of a pure crystal at 0 K is _________ J/K.

2 / 50

A process taking place at constant pressure is termed _________

3 / 50

The conjugate base of HCl is __________

4 / 50

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

5 / 50

The _________ scale of temperature has absolute zero for its zero point

6 / 50

______________ is the amount of heat required to melt one gram of substance at its melting point.

7 / 50

The ___________ law of thermodynamics discusses entropy.

8 / 50

Which of the followings is not a type of system?

9 / 50

The ___________ scale of temperature has absolute zero for its zero point

10 / 50

Rate of reaction generally ____________ with the rise of temperature.

11 / 50

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).

12 / 50

Free energy change at equilibrium is ___________

13 / 50

A substance that is capable of acting as both an acid and as a base is ______________

14 / 50

The first law of thermodynamics deals with ____________

15 / 50

Which of the following statements describes an isolated system?

16 / 50

Which of the following is not a state function?

17 / 50

For any process, the change in entropy of the universe equals the sum of entropy changes to the system and the _________

18 / 50

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: ____________

19 / 50

The pH of an aqueous solution which is 0.0020 M is _________

20 / 50

__________ Variables are dependent on the mass of the material.

21 / 50

The higher the pH, the ___________ the acidity

22 / 50

Rusting of iron Is an example of________ reaction

23 / 50

Only __________ substances can undergo electrolysis.

24 / 50

_____________ Variables are independent of the mass of material.

25 / 50

The total energy of the universe is constant. This is a statement of the ___________ law of thermodynamics

26 / 50

The sum of all exponents of concentration terms in the rate equation is called __________

27 / 50

Which of the following statements is correct?

28 / 50

The term -dx/dt in a rate expression refers to the ________

29 / 50

The factor that affects the rate of reaction is ___________

30 / 50

A solution of a weak acid and its salt is known as a ________ solution

31 / 50

In order for a reaction to occur, the particles must __________

32 / 50

A process in which no heat is allowed to enter or leave a system is termed _______

33 / 50

Which of these is true of an isochoric system?

34 / 50

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.

35 / 50

The temperature at which the motion of particles theoretically ceases is known as ___________ zero.

36 / 50

__________ system is a system in which both energy and matter can exchange with the surroundings.

37 / 50

Which of these is not an extensive property of a system?

38 / 50

Milk sours more rapidly in summer than in winter because ____________

39 / 50

In general, the rate of a reaction can be increased by all the factors except ___________

40 / 50

Rate of reaction is defined as the __________

41 / 50

If more collisions can be made to take place in a given time, the rate of the reaction will ___________

42 / 50

There are ___________ laws of thermodynamics

43 / 50

A reaction catalyzed by light is called a ___________ reaction

44 / 50

The first law of thermodynamics deals with _________

45 / 50

1g of ice will occupy __________ space than 1g of water (less/more)

46 / 50

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 _____________

47 / 50

The ___________ law of thermodynamics discusses entropy.

48 / 50

The reactions with the high value of energy of activation are _________

49 / 50

A (an) ___________ system is one which neither shows exchange of heat nor mass with its surroundings

50 / 50

Which of the following expressions is associated with the law of conservation of energy?

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