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Chemistry
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What does Le Chatelier's principle say happens to an equilibrium when temperature is changed or a catalyst is added?

The temperature moves the equilibrium differently depending on if the forwards reaction is exothermic or endothermic. If its endothermic the equilibrium moves to the right giving more products. The additi...

Answered by Chemistry tutor
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State and explain the trend in boiling points of chlorine, bromine, and iodine

Boiling point increases down the group, because of increasing strength of van der Waals (intermolecular) forces. More energy is required to break van der Waals (intermolecular) forces.Follow up questions ...

Answered by Alexander D. Chemistry tutor
7111 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...

Answered by Nishi M. Chemistry tutor
2312 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.

Answered by Alexandra O. Chemistry tutor
9372 Views

What is the definition of a H-Bond?

A H-bond is an attraction between molecules. It is therefore an intermolecular force, and in fact one of the strongest. Molecules which exhibit H-bonding must contain a hydrogen that is directly bo...

Answered by Oliver M. Chemistry tutor
1413 Views

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