Unit 6 · Chemical Reactions
Question Bank
Cambridge IGCSE Chemistry 0620 · 44 questions
Q13Chemical Reactions
On a graph of volume of gas against time, a steeper gradient means
(a)a slower rate
(b)more product in total
(c)a faster rate
(d)the reaction has stopped
Correct answer: (c) a faster rate
Explanation: The curve becomes horizontal when the reaction ends.
Related lesson
6.2 Rate of reaction: reading graphsChemical Reactions Tags