DP Chemistry (last assessment 2024)

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Question 17N.2.sl.TZ0.1e.ii

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Date November 2017 Marks available [Maximum mark: 1] Reference code 17N.2.sl.TZ0.1e.ii
Level sl Paper 2 Time zone TZ0
Command term Suggest Question number e.ii Adapted from N/A
e.ii.
[Maximum mark: 1]
17N.2.sl.TZ0.1e.ii

Curves X and Y were obtained when a metal carbonate reacted with the same volume of ethanoic acid under two different conditions.

(e.ii)

Suggest one possible reason for the differences between curves X and Y.

[1]

Markscheme

mass/amount/concentration of metal carbonate more in X

OR

concentration/amount of CH3COOH more in X

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