Solutions - Types, Concentration Units

Grade 12 Chemistry — Solutions - Types, Concentration Units: 25 practice questions with instant scoring and explanations.

1. What is molarity of a solution containing 0.5 mol solute in 500 mL solution?
2. Molality is defined as:
3. A 40% (w/w) NaCl solution contains:
4. What is the molarity of a solution prepared by dissolving 58.5 g NaCl in water and making up to 1 L?
5. The relationship between molarity (M) and molality (m) is:
6. Which concentration unit is temperature dependent?
7. A solution is called unsaturated if:
8. What is the normality of 0.1 M H₂SO₄ solution?
9. Mole fraction of solute in a solution containing 1 mol solute and 99 mol solvent is:
10. PPM (parts per million) is used for:
11. If 10 g solute is dissolved in 90 g solvent, the mass percentage is:
12. A supersaturated solution is formed by:
13. The molality of pure water is approximately:
14. What is the mole fraction of solvent in a 1 M NaCl solution (density = 1.04 g/mL)?
15. Aqueous solutions with different solutes but same molality will have:
16. The molarity of a dilute solution is always:
17. A solution containing 10 mL solute in 100 mL solution has % (v/v) of:
18. The normality of a solution is:
19. Which is NOT a colligative property?
20. A solution prepared by dissolving 2 mol salt in 1 kg water has molality of:
21. The density of a NaCl solution increases with:
22. PPM can be defined as:
23. A homogeneous mixture of two or more substances is called:
24. The van't Hoff factor (i) for a non-electrolyte is:
25. The osmotic pressure of 0.1 M solution at 298 K is: