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A-LevelChemistryStates of matter9701/12 · May/June 2025 · Q101 Mark

The average intermolecular forces in water are much stronger than the average intermolecular forces in steam. The average intermolecular forces in ice are slightly stronger than the average intermolecular forces in water. Enthalpy changes are associated with the equilibrium processes shown. H2O(l) ⇌ H2O(g) ΔH⁻ H2O(s) ⇌ H2O(l) ΔHm Which statements are correct? 1 ΔH⁻ and ΔHm are both negative. 2 ΔH⁻ is greater than ΔHm. 3 The intermolecular forces in ice and water are of the same type.

A1, 2 and 3
B1 and 2 only
C1 and 3 only
D2 and 3 only

✓ Correct answer

D: 2 and 3 only

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About this question

Topic
States of matter, A-Level Chemistry (syllabus 9701). Multiple choice, 1 mark.
Source
A-Level Chemistry, May/June 2025 Paper 1 Variant 2, question 10.

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