CH-1674

Rate experiments

Chemistry · Secondary 4 · Easy · Rate experiments

A gas syringe is used to measure the volume of oxygen produced when hydrogen peroxide decomposes. In one experiment, 24 cm³ of oxygen is collected in 30 s.

What is the average rate of reaction in

\text{cm}^3\,\text{s}^{-1}

0.08 $\text{cm}^3\,\text{s}^{-1}$
0.8 $\text{cm}^3\,\text{s}^{-1}$
1.3 $\text{cm}^3\,\text{s}^{-1}$
7.2 $\text{cm}^3\,\text{s}^{-1}$

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