9701 · topic questions
Enthalpy change, ΔH
3 past-paper questions on Enthalpy change, ΔH
Write an equation to show the reaction for the standard enthalpy change of formation of H2O. Include state symbols.
Practise the full question →Water is one of the products in the reaction of B2O3 and NH3, as shown in reaction 2. reaction 2 B2O3 + 2NH3 → 2BN + 3H2O Table…
Practise the full question →Hydrocarbon Y contains two C=C groups. There are no other functional groups present. Y reacts with an excess of H2(g) to produce…
Practise the full question →
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Enthalpy change, ΔH (9701) past-paper questions — marked instantly
These are real Cambridge Chemistry past-paper questions on Enthalpy change, ΔH. Open one, attempt it, then upload your working — MarkScheme grades it against the official 9701 mark scheme so you see exactly where the marks are won and lost on this topic.
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