Daily Practice - GCSE Science
Biology, chemistry and physics recall, definition and calculation, drawn from every strand.
26th July 2020
- 1Exothermic and Endothermic Reactions
State the energy transfer that occurs during an exothermic reaction.
- 2Bond Energies, Cells and Fuel Cells
State one factor that affects the size of the voltage produced by a chemical cell.
- 3Rate and Extent of Chemical Change
State two units that the rate of a reaction can be measured in.
- 4Rates of Reaction
In the gas-volume required practical measuring how concentration affects rate, state one variable that should be controlled.
- 5Reversible Reactions and Equilibrium
State what is meant by dynamic equilibrium.
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