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Explain how the properties and structure of solid salt change when it dissolves in water

When a salt is solid it forms a a crystaline structure and a fixed ionic lattice. This means the ions are stationary and cannot move in the solution and therefore is unable to conduct electricity. However, w...
LE
Answered by Lara E. • Chemistry tutor
5066 Views

Outline the advantages and disadvantages of one named hard engineering river flood management strategy. (6 marks)

Named flood management strategy: DamsDams are the classic hard engineering solution to flooding problems. A dam is a giant wall built across a river’s channel to impede its flow. Water builds up behind the d...
SW
6077 Views

Can you explain the properties of a giant covalent lattice?

It is really important to note here that there are no intermolecular force of attraction between the molecules, compared to simple covalent molecules. There are only strong covalent bonds which means that gi...
NM
Answered by Nishi M. • Chemistry tutor
4124 Views

Explain why, when a reversible reaction reaches equilibrium, the reaction appears to have stopped.

The forward and backwards reaction have the same rate so there is no overall change in the quantity of reactants and products.
AO
12568 Views

Give an account of a holiday

L’année dernière je suis allée á Paris avec ma famille et nous y sommes restés pendant cinq jours. Nous avons voyagé an avion et le voyage a duré deux heures. La première chose que nous avons fait quand nous...
TD
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