Physical and chemical changes are different processes. Which of the following
2 ORGANISATION OF THE ORGANISM
YOUR NOTES
7 CHEMICAL REACTIONS
savemyexams.co.uk
Page 17
© copyright Save My Exams
CIE IGCSE Chemistry Revision Notes
CIE IGCSE Chemistry Resources
REVISION NOTES TOPIC QUESTIONS PAST PAPERS
EXAM QUESTIONS
QUESTION 3
?
A student was investigating the rate of reaction between a solid base and a
solution of sulfuric acid. Two experiments were performed, S and T, in which
the mass of the reaction flask was recorded as shown in the graph.
Which of the following changes could explain the difference in results between
S and T?
Do'stlaringiz bilan baham: