Default Title

Question (41)

QN006552

The concentration of a solution increases when:

(A) More solvent is added
(B) Solute amount decreases
(C) More solute is added to same amount of solvent
(D) Temperature becomes zero

Correct Answer: C

Explanation:

Link:

Report Error

Question (42)

QN006553

Which of the following is NOT a solution?

(A) Soda water
(B) Vinegar
(C) Sugar syrup
(D) Sand in water

Correct Answer: D

Explanation:

Link:

Report Error

Question (43)

QN006554

7.5 g salt is dissolved in 150 mL solution. The concentration is:

(A) 2% m/v
(B) 3% m/v
(C) 5% m/v
(D) 7% m/v

Correct Answer: C

Explanation:

Link:

Report Error

Question (44)

QN006555

A liquid contains 12% v/v alcohol. This means:

(A) 12 mL alcohol in 12 mL solution
(B) 12 mL alcohol in 100 mL solution
(C) 100 mL alcohol in 12 mL solution
(D) 12 g alcohol in 100 mL solution

Correct Answer: B

Explanation:

Link:

Report Error

Question (45)

QN006556

Which property is essential for preparing ORS correctly?

(A) Density
(B) Filtration
(C) Accurate concentration
(D) Sublimation

Correct Answer: C

Explanation:

Link:

Report Error

Question (46)

QN006557

24 g sugar is dissolved in 96 g water. The % m/m concentration is:

(A) 12%
(B) 18%
(C) 20%
(D) 24%

Correct Answer: C

Explanation:

Link:

Report Error

Question (47)

QN006558

A 600 mL sanitizer solution contains 18 mL glycerol. Find % v/v concentration.

(A) 2%
(B) 3%
(C) 4%
(D) 5%

Correct Answer: B

Explanation:

Link:

Report Error

Question (48)

QN006559

Which of the following best explains why solutions appear uniform?

(A) Solute particles settle down
(B) Solute particles are evenly distributed
(C) Solvent evaporates quickly
(D) Particles are visible separately

Correct Answer: B

Explanation:

Link:

Report Error

Question (49)

QN006560

If the temperature of a saturated sugar solution is increased, then generally:

(A) More sugar can dissolve
(B) Sugar crystallizes immediately
(C) Solubility becomes zero
(D) Water freezes

Correct Answer: A

Explanation:

Link:

Report Error

Question (50)

QN006561

A solution contains 45 g solute in 900 g solution. The concentration by mass is:

(A) 2%
(B) 5%
(C) 10%
(D) 20%

Correct Answer: B

Explanation:

Link:

Report Error

Question (41)

The concentration of a solution increases when:

Explanation:

Link:

Question (42)

Which of the following is NOT a solution?

Explanation:

Link:

Question (43)

7.5 g salt is dissolved in 150 mL solution. The concentration is:

Explanation:

Link:

Question (44)

A liquid contains 12% v/v alcohol. This means:

Explanation:

Link:

Question (45)

Which property is essential for preparing ORS correctly?

Explanation:

Link:

Question (46)

24 g sugar is dissolved in 96 g water. The % m/m concentration is:

Explanation:

Link:

Question (47)

A 600 mL sanitizer solution contains 18 mL glycerol. Find % v/v concentration.

Explanation:

Link:

Question (48)

Which of the following best explains why solutions appear uniform?

Explanation:

Link:

Question (49)

If the temperature of a saturated sugar solution is increased, then generally:

Explanation:

Link:

Question (50)

A solution contains 45 g solute in 900 g solution. The concentration by mass is:

Explanation:

Link:

Excel With Tutors

ExcelWithTutors

For Student

For Tutors

Learn

OUR POLICY