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Question bank·3.2 Use of amount of substance in relation to masses of pure substances

3.2 Use of amount of substance in relation to masses of pure substances

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Question 40

A student has a sample of an unknown metal. The sample has a mass of 39 g and contains 0.60 mol of the metal's atoms.

What is the relative atomic mass ( $A_r$ ) of the metal?

[1]

A

$65$

B

$6.5$

C

$0.015$

D

$23.4$

Markscheme

3.2 Use of amount of substance in relation to masses of pure substances Questions

GCSE
Chemistry
3.2 Use of amount of substance in relation to masses of pure substances

131 exam-style questions on AQA GCSE Chemistry 3.2 Use of amount of substance in relation to masses of pure substances, covering 3.2.1 Moles, 3.2.2 Amounts of substances in equations, 3.2.3 Using moles to balance equations, 3.2.4 Limiting reactants, 3.2.5a Concentration of solutions, and 3.2.5b Relating mass, volume and concentration. Each one has a worked solution and a mark scheme showing where the marks go.

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