IGCSE O Level Chemistry Online Tests
Measuring Speed of Reaction MCQ (Multiple Choice Questions) PDF Download
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Measuring Speed of Reaction MCQs: Questions and Answers PDF Download
Rate of reaction can be calculated by dividing the change in mass or volume by
- time taken
- total mass
- amount of volume
- the temperature
During a chemical reaction, the
- mass of catalyst remains unchanged
- physical state of catalysts remain unchanged
- changes in the chemical composition of catalysts may be observed
- chemical composition of the catalyst may change
While plotting decrease in mass against time, a flat curve shows
- fastest reaction
- reaction is slower
- that the reaction is over
- that the reaction is endless
Speed of a reaction can be measured through
- pressure
- concentration
- volume of gas given off
- particle size
IGCSE O Level Chemistry Practice Tests
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