Daily Practice
GCSE Science
- 1Reactivity, Acids and Salts
Name the salt made from zinc oxide and nitric acid.
- 2Electrolysis
State the two materials commonly used as inert electrodes in electrolysis, and explain why they must be inert.
- 3Energy Changes
Give one everyday example of an endothermic process.
- 4Exothermic and Endothermic Reactions
State the energy transfer that occurs during an endothermic reaction.
- 5Bond Energies, Cells and Fuel Cells
State the two substances that react inside a hydrogen fuel cell.
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