Snapquiz - Rate of Reaction

This is the Snapquiz on Rate of Reaction. Click here or use the embedded video if you haven't watched the lesson yet.


Question 1. When calculating the rate of change in chemistry, which variable could you be observing change?

Amount of product formed.
Temperature of solution.
Odour.
Time taken.


Question 2. When calculating the rate of change in chemistry, which variable could you be observing change?

Colour.
Time taken.
Amount of fizzing.
Amount of reactant used up.


Question 3. Which is the lowest rate of reaction?

0.3g per second.
1.08kg per hour.
20g per minute.
1000g per hour


Question 4. When calculating the rate of change in chemistry, which variable will you usually be dividing by?

Volume.
Concentration.
Time.
Mass.


Question 5. 256g of zinc carbonate is added to a 0.1 molar solution of nitric acid. After 8 minutes it is still reacting and it has produced 12cm3 of carbon dioxide gas. What is its rate of reaction?

1.5cm3 per minute.
21.33g per cm3.
32g per minute.
120cm3 per mole.


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