Daily Practice - GCSE Science
Biology, chemistry and physics recall, definition and calculation, drawn from every strand.
20th April 2016
- 1Exothermic and Endothermic Reactions
State the energy transfer that occurs during an endothermic reaction.
- 2Bond Energies, Cells and Fuel Cells
State the two substances that react inside a hydrogen fuel cell.
- 3Rate and Extent of Chemical Change
State what is meant by a catalyst.
- 4Rates of Reaction
In the disappearing cross required practical, state the dependent variable that is measured.
- 5Reversible Reactions and Equilibrium
In the Haber process, state the effect of removing some ammonia from the equilibrium mixture as it forms on the position of equilibrium.
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