Daily Practice - GCSE Science
Biology, chemistry and physics recall, definition and calculation, drawn from every strand.
6th August 2025
- 1Bond Energies, Cells and Fuel Cells
State one factor that affects the size of the voltage produced by a chemical cell.
- 2Rate and Extent of Chemical Change
State two units that the rate of a reaction can be measured in.
- 3Rates of Reaction
In the gas-volume required practical measuring how concentration affects rate, state one variable that should be controlled.
- 4Reversible Reactions and Equilibrium
State what is meant by dynamic equilibrium.
- 5Organic Chemistry
State what happens to the boiling point of hydrocarbons as their chain length increases.
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