DP Physics (first assessment 2025)

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Question 19M.2.SL.TZ2.2ci

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Date May 2019 Marks available [Maximum mark: 1] Reference code 19M.2.SL.TZ2.2ci
Level SL Paper 2 Time zone TZ2
Command term Calculate Question number ci Adapted from N/A
ci.
[Maximum mark: 1]
19M.2.SL.TZ2.2ci
(ci)

Calculate the ratio volume of helium atoms volume of helium gas .

[1]

Markscheme

« 4 × 10 20 × 4.9 × 10 − 31 3.2 × 10 − 6 = » 6 × 10 − 5   ✔

Examiners report

This was well answered with the most common mistake being to use the volume of a single atom rather than the total volume of the atoms.

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