Chemistry, 31.10.2020 15:50 demilasyone01
Section A: Answer ALL questions in this Section. Write your answers in the spaces provided.
1.
(a)
An experiment was carried out in the laboratory during a Chemistry lesson. A
drop of bromine was added to gas jar A. Immediately, another gas jar B was
placed above it as shown in the diagram below.
Comment on:
The concentration of bromine in gas jar A and gas jar B at the start of the
experiment.
Answers: 3
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Section A: Answer ALL questions in this Section. Write your answers in the spaces provided.
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