Regents Chemistry Solutions

12 Questions | By Etucci | Last updated: Mar 22, 2022 | Total Attempts: 3576

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This quiz covers content of the New York State Regents Chemistry Curriculum.

Questions and Answers

1.

The solvent is the part of the solution that
- A.
  
  Gets dissolved
- B.
  
  Does the dissolving
- C.
  
  Changes phase
2.

A solution that has the maximum amount of solid dissolved at a certain temperature is said to be:
- A.
  
  Unsaturated
- B.
  
  Saturated
- C.
  
  Supersaturated
3.

A solution that has some solid dissolved but could have more added to it is said to be:
- A.
  
  Unsaturated
- B.
  
  Saturated
- C.
  
  Supersaturated
4.

A solution made by dissolving the maximum amount of solid at a higher temperature and then cooling the mixture to a lower temperature is said to be:
- A.
  
  Unsaturated
- B.
  
  Saturated
- C.
  
  Supersaturated
5.

According to table G, what is the maximum amount of KNO₃ that can be dissolved in 100 g H₂O at 60^oC?
- A.
  
  50 g
- B.
  
  110 g
- C.
  
  115 g
- D.
  
  85 g
6.

As temperature increases, solubility of most solids
- A.
  
  Increases
- B.
  
  Decreases
- C.
  
  Remains the same
7.

As temperature increases, solubility of most gases
- A.
  
  Increases
- B.
  
  Decreases
- C.
  
  Remains the same
8.

According the reference table G, the amount of NH₃ that can be dissolved in 200g of water at 30^oC is
- A.
  
  55g
- B.
  
  110 g
- C.
  
  27.5 g
- D.
  
  200 g
9.

Which of the following salts is insoluble according to table F?
- A.
  
  NaNO3
- B.
  
  K3PO4
- C.
  
  Mg3PO4
- D.
  
  Ba(OH)2
10.

In a molarity calculation, moles of solute are divided by:
- A.
  
  Grams of solvent
- B.
  
  Kilograms of solvent
- C.
  
  Liters of solvent
- D.
  
  Liters of solution
11.

PPM is a way to measure concentration. It stands for:
- A.
  
  Particles per molarity
- B.
  
  Parts per million
- C.
  
  Parts per molarity
- D.
  
  Pandas please move
12.

When a solution is formed, which of the following results? There are 2 right answers! Choose them BOTH!
- A.
  
  The solution has a higher boiling point than the solvent alone.
- B.
  
  The solution has a higher freezing point than the solvent alone.
- C.
  
  The solution has a lower boiling point than the solvent alone.
- D.
  
  The solution has a lower freezing point than the solvent alone

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