CAIE IGCSE Chemistry 13.3 Mathematical and Data Presentation Skills Topic Practice

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Covered syllabus points

13.3.1 Numerical and algebraic calculations13.3.2 Geometry, measurement and unit conversion13.3.3 Graphs, charts and statistics13.3.4 Record readings and tabulated data13.3.5 Plot and analyse chemical data13.3.6 Extended graph gradients

Question 1

[Maximum number: 1]

Solid R reacted with dilute sulfuric acid.

The initial temperature of the dilute sulfuric acid and the final temperature of the solution are shown.

Figure for Question 1 — CAIE IGCSE Chemistry

initial temperature of the dilute sulfuric acid (∘C)\left({ }^{\circ} \mathrm{C}\right)

Figure for Question 1 — CAIE IGCSE Chemistry

What was the change in temperature in ∘C{ }^{\circ} \mathrm{C} ?

A

-6

B

-4

C

4

D

6

Question 2

[Maximum number: 1]

The diagrams show liquids in a burette and a measuring cylinder.

burette

burette

measuring cylinder

measuring cylinder

Which row shows the correct readings for the burette and the measuring cylinder?

burette

measuring
cylinder

27.8

42

27.8

44

28.2

42

28.2

44

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