Daily Practice - GCSE Science
Biology, chemistry and physics recall, definition and calculation, drawn from every strand.
11th November 2014
- 1Moles, Formulae and Equations
Why is the amount of product directly proportional to the amount of limiting reactant?
- 2Concentration, Yield and Atom Economy
Give the formula for percentage yield.
- 3Chemical Changes
State the pH value of a neutral solution.
- 4Reactivity, Acids and Salts
Give the ionic equation for neutralisation.
- 5Electrolysis
Aqueous copper sulfate solution is electrolysed using inert graphite electrodes. State the products formed at (a) the cathode and (b) the anode, giving a reason for each.
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