DP Chemistry (first assessment 2025)

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Question EXM.1B.SL.TZ0.iii

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Date May Example question Marks available [Maximum mark: 1] Reference code EXM.1B.SL.TZ0.iii
Level SL Paper 1B Time zone TZ0
Command term Comment Question number iii Adapted from N/A
iii.
[Maximum mark: 1]
EXM.1B.SL.TZ0.iii

The results calculated for the subsequent days are shown.

Comment on the significance of the difference in Fe2+ content measured for day 4 and 5.

[1]

Markscheme

no difference AND uncertainty larger than difference ✔

 

Accept other explanations referred to overlapping.

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