DP Chemistry (first assessment 2025)

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Question EXM.1B.SL.TZ0.iv

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Date May Example question Marks available [Maximum mark: 2] Reference code EXM.1B.SL.TZ0.iv
Level SL Paper 1B Time zone TZ0
Command term Discuss Question number iv Adapted from N/A
iv.
[Maximum mark: 2]
EXM.1B.SL.TZ0.iv

Discuss why it is important to obtain a value of R2 close to 1 for a calibration curve.

[2]

Markscheme

ensures the line is best-fit ✔

line/equation of the line will be used for quantitation ✔

 

Accept any other explanations referring to accuracy.

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