Chemistry Practice Test – Solutions and Solubility (Questions with Answers and Explanations)

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Chemistry Practice Test – Solutions and Solubility

Hello and Welcome to Chemistry Practice Test – Solution and Solubility

  1. You are to attempt 5 random objectives questions ONLY.
  2. Supply Your Full Name and Location in the text box below and begin immediately.
  3. You can attempt as many times as possible
1. 


In general, an increase in temperature increases the solubility of a solute in water because ______ (JAMB 1995)

A. more solute molecules collide with each other
B. most solutes dissolve with the evolution of heat
C. more solute molecules dissociate at higher temperatures
D. most solutes dissolve with absorption of heat.

2. 


2.5 g of potassium trioxonitrate (V) saturates 20 g of water at 25oC. Calculate its solubility in gramme per 100 g. (JAMB 2017)

A. 50.0 g
B. 25.0 g
C. 5.5 g
D. 12.5 g

3. 


An emulsion paint consists of ______ (JAMB 1992)

A. gas or liquid particles dispersed in liquid
B. liquid particles dispersed in liquid
C. solid particles dispersed in liquid
D. solid particles dispersed in solid.

4. 


Which of the following contains particles with the largest size? (JAMB 2019)

A. Aqueous solution
B. suspension
C. emulsion
D. gel

5. 


The dispersion of a liquid in a liquid medium will give ______ (JAMB 2014)

A. an aerosol
B. an emulsion
C. a fog
D. a gel

 

 

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