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Class 12 Chemistry (Part I) Chapter 2 Solutions Quiz 13 (60 MCQs)

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1. Jackson is making dinner and is trying to dissolve salt into a pot of water. The salt is dissolving slowly. What should Jackson do to speed up the rate of dissolving?
2. Electrolyte A gives 3 ions and B is a non-electrolyte. If 0.1 molar solution of B produces an osmotic pressure p, then 0.05 molar solution of A will produce an osmotic pressure equal to
3. ..... is another name for a homogeneous mixture.
4. When nail polish remover is used to remove nail polish, what is the solvent?
5. When no more sugar will dissolve in a glass of water, the solution is
6. Of urea is dissolved in 1L of water and 68.4g sucrose is dissolved in 1L of water. Relative lowering of vapour pressure of urea solution is:
7. When you add so much solute that no more dissolves, you have .....
8. What does soda water contain as solute
9. The value of Henry's constant KH is .....
10. How many solutions would this system of equations have?2m+6=2m+12
11. Part of a solution that does the dissolving
12. Which factor does not affect solubility?
13. A snow globe would be an example of a .....
14. In an experiment, a student adds salt to water until no more salt dissolves and some remains at the bottom. What type of solution is this?
15. How many solutions would this system of equations have?9y+8=9y-8
16. The vapor pressure of water at 20$^\circ$ C is 17.5 torr. What is the vapor pressure of water over a solution containing 300 g C6H12O6 (glucose) and 455 g of water?
17. Solve:8 + 2(x + 7) = 4 + 5x
18. The amount of solute that can be dissolved in a specific amount of solvent at a given temperature is its
19. Rosalie's father was dumping gravel to create her family's new driveway. He accidentally dropped a bucket of gravel into Rosalie's sandbox. The best way for Rosalie to get the gravel out of her sandbox is to-
20. Moles per kilograms is the unit used for measuring
21. If you make Crystal Light, the water would be an example of the .....
22. Which is true about the rate of a solute dissolving?
23. What is the percent composition of water?
24. Solution A has a density of 61g/50mL Solution B has a density of 21g/50mLSolutions C has a density of 41/50mLPut them in order from most dense to less dense.
25. If your final answer is x = 0
26. Which of the following is not a characteristic of a solution
27. A small bowl contains a mixture of toothpicks and glass marbles. The easiest way to separate the mixture without touching it would be .....
28. The boiling point of a solution is ..... the boiling point of the pure solvent.
29. A molecule with a slight positive chargeon one side and a slight negative chargeon the other side is .....
30. When a solute is added to a solvent, the boiling point of that solution will .....
31. Which of the following is an example of HOMOGENEOUS mixture?
32. What is the molarity of a solution which contains 22.41 grams of NaCl in 50.0 mL of solution?
33. NaCl in water is a example of
34. How does particle size affect solubility?
35. Which of the following solutions is concentrated?
36. How many moles of solute are present in 50.0 mL of 0.20M KNO$_{3}$?
37. How many solutions does this equation have?4x + 8 = 2(2x + 4)
38. If my work says 3x = 2x, what is the value of x?
39. 6x-18 = 4(2x-3)-(2x + 6)
40. If I added 27 grams of salt to water and separated the solution with a hot plate, what amount of salt would be left behind?
41. I forgot my lunch at home so my mom brought it to me. The red part of the sentence is the
42. How a character solves an issue is called the .....
43. When my statement is sometimes true
44. The dissolving medium in a solution is called .....
45. In a solid to liquid mixture, an increase in temperature means .....
46. Solution A is 61 grams salt/50 ML waterSolution B is 21grams salt/50mL waterSolution C is 41 grams salt/50 mL waterPut them in order from most concentrated to least concentrated.
47. How are suspensions and colloids different?
48. A solute is added to a solvent without heating. After some time, a precipitate is observed. The solution is most likely:
49. If Boron bonds with Hydrogen, a ..... bond forms.
50. The state of matter depends on the ..... of these particles .
51. The smoke was a tight little knot on the horizon was was uncoiling slowly.
52. In what way is ice different to other solid materials?
53. The substance in a solution that is dissolved into the solvent.
54. You begin with a solution of 400 grams of potassium chloride dissolved in 1250 mL of water. If the volume of water is increased by 33%, what is the final molarity of the solution?
55. Concentrated powdered drink solutions are .....
56. Combination of two or more different kinds of substances that keep their own physical properties and can be easily separated.
57. Solve:6(y + 4) = 6y + 10
58. KOH has a pOH of 3.0, what is the [OH$^{-}$]?
59. Jessica was worried about being the new kid at school so she made friends in the neighborhood before school started. The red part of the sentence is the
60. During an investigation, several students make statements about solutions. Which statement is NOT true?
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