Lesson
Lesson-19.1.8- practical: investigate the effect of different solids on the catalytic decomposition of hydrogen peroxide solution.
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Lesson-19.1.7- practical: investigate the effect of changing the surface area of marble chips and of changing the concentration of hydrochloric acid on the rate of reaction between marble chips and dilute hydrochloric acid.PreviousLesson-20.1.1- know that some reactions are reversible and this is indicated by the symbol ??? in equations.Next