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Chemistry Past Questions

Study and practice Chemistry past questions with answers and detailed explanations. Then test your knowledge using our interactive CBT practice platform and prepare confidently for your upcoming examinations.

81 questions JAMB 2505 WAEC 1623 NECO 168 CUSTOM 10
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Question 41
jamb 1990
Which of the following is a physical change?
AThe bubbling of chlorine into water
BThe bubbling of chlorine into a jar contanining hydrogen
CThe dissolution of sodium chloride in water
DThe passing of steam over heated iron
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