DP Chemistry (last assessment 2024)

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Question 18N.2.hl.TZ0.b

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Date November 2018 Marks available [Maximum mark: 1] Reference code 18N.2.hl.TZ0.b
Level hl Paper 2 Time zone TZ0
Command term Deduce Question number b Adapted from N/A
b.
[Maximum mark: 1]
18N.2.hl.TZ0.b

The following mechanism is proposed for a reaction:

A + B → C + D        slow step
D + B → A + E        fast step

Deduce the rate expression.

[1]

Markscheme

rate = k[A][B] ✔

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