DP Chemistry (first assessment 2025)

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Question 19M.1A.SL.TZ1.38

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Date May 2019 Marks available [Maximum mark: 1] Reference code 19M.1A.SL.TZ1.38
Level SL Paper 1A Time zone TZ1
Command term Question number 38 Adapted from N/A
38.
[Maximum mark: 1]
19M.1A.SL.TZ1.38

How should a measurement of 5.00 g from a balance be recorded?

A. 5.00 ± 0.1 g

B. 5.00 ± 0.01 g

C. 5.00 ± 1 g

D. 5.00 ± 0.001 g

[1]

Markscheme

B

Examiners report

More than 85 % of candidates were able to identify a correct uncertainty, however not a good discriminating question.

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