Experimental work Question 5

IB Chemistry: Experimental work Question 5

5. Hydrogen peroxide decomposes according to the equation:2H2O2(aq) → O2(g) + 2H2O(l)The catalytic effect of adding solid manganese dioxide powder to an aqueous solution of hydrogen peroxide was studied using the set-up shown below.In three separate experiments the volume of oxygen evolved was measured over time when no manganese dioxide was added, when 0.100 g of manganese dioxide was added and when 1.00 g of manganese...


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