Chemistry 5070/12 — May/June 2022
Cambridge O-Level · Multiple Choice · answer key with instant marking and worked solutions
40
questions
40
marks
60
minutes
Topics Stoichiometry · Chemical Reactions · Organic Chemistry · Atoms, Elements and Compounds · Acids, Bases and Salts · Experimental Techniques and Chemical Analysis · +6 more
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Q11MChemical ReactionsExperimental Techniques and Chemical AnalysisFree sample
A student investigates the rate of reaction between calcium carbonate and hydrochloric acid.
The volume of gas in the syringe is recorded after one minute.
The experiment is repeated using different concentrations of hydrochloric acid.
Which additional pieces of apparatus are essential for the investigation?
- balance
- measuring cylinder
- stop-clock
Options
A 1 and 2 only
B 1 and 3 only
C 2 and 3 only
D 1, 2 and 3
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- Q8Atoms, Elements and Compounds1M
- Q9Atoms, Elements and Compounds1M
- Q10Atoms, Elements and Compounds1M
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- Q20Chemical Reactions1M
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- Q40Organic Chemistry1M
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