IB Biology HL A1.1.5 Solvent Properties of Water Questions

Practise IB Biology HL A1.1.5 by explaining how polarity and hydrogen bonding let water dissolve and transport ionic solutes.

Syllabus
First assessment 2025
Course
Biology HL
Level
HL

Exam points

  • Link water polarity and hydrogen bonding to dissolving ionic or polar solutes using charge attraction.
  • Use solvent-property evidence to explain transport of dissolved nutrients or ions in blood.

IB Biology HL A1.1.5 Solvent Properties of Water Questions question 1

[Maximum number: 1]

Which properties explain the ability of water to dissolve solutes?

I. Polarity of water molecules
II. High specific heat capacity of water
III. Hydrogen bonding

A

I and II only

B

I and III only

C

II and III only

D

I, II and III

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