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3.4 Using concentrations of solutions in mol/dm3

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Question 13

A technician has 75.0 cm3 of 0.800 mol/dm3 potassium nitrate solution. The technician adds 125.0 cm3 of water.

What is the concentration of the diluted solution?

[1]
A

2.13 mol/dm32.13\ \text{mol/dm}^32.13 mol/dm3

B

0.300 mol/dm30.300\ \text{mol/dm}^30.300 mol/dm3

C

0.480 mol/dm30.480\ \text{mol/dm}^30.480 mol/dm3

D

0.800 mol/dm30.800\ \text{mol/dm}^30.800 mol/dm3

Markscheme

3.4 Using concentrations of solutions in mol/dm3 Questions

  1. GCSE
  2. /Chemistry
  3. /3.4 Using concentrations of solutions in mol/dm3

106 exam-style questions on AQA GCSE Chemistry 3.4 Using concentrations of solutions in mol/dm3, covering 3.4.1 Concentration in mol/dm3. Each one has a worked solution and a mark scheme showing where the marks go.

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