Daily Practice · GCSE Science

Daily Practice - GCSE Science

28th August 1998

5 questions · GCSE · 584 questions in this band

1
Bond Energies, Cells and Fuel Cells
State the difference between a rechargeable cell and a non-rechargeable cell.
2
Rate and Extent of Chemical Change
State the equation for the mean rate of a reaction in terms of the quantity of reactant used.
3
Rates of Reaction
In the gas-volume required practical measuring how concentration affects rate, state one variable that should be controlled.
4
Reversible Reactions and Equilibrium
State what is meant by dynamic equilibrium.
5
Organic Chemistry
State what happens to the boiling point of hydrocarbons as their chain length increases.

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