A reaction produced 0.036 dm3 of hydrogen in 45 s. What was the mean rate of this reaction in cm3/s\text{cm}^3\text{/s}cm3/s?
0.80 cm3/s0.80\ \text{cm}^3\text{/s}0.80 cm3/s
1.3 cm3/s1.3\ \text{cm}^3\text{/s}1.3 cm3/s
8.0×10−4 cm3/s8.0 \times 10^{-4}\ \text{cm}^3\text{/s}8.0×10−4 cm3/s
1.3×103 cm3/s1.3 \times 10^3\ \text{cm}^3\text{/s}1.3×103 cm3/s
41 exam-style questions on AQA GCSE Chemistry 6.1 Rate of reaction, covering 6.1.1a Calculating rates of reactions, 6.1.1b Gradient of a tangent as rate, 6.1.2 Factors which affect the rates of chemical reactions, 6.1.3 Collision theory and activation energy, and 6.1.4 Catalysts. Each one has a worked solution and a mark scheme showing where the marks go.