Top answers

Chemistry
GCSE

Balance this equation: Li(s) + H2O(l) → LiOH(aq) + H2(g)

2Li(s) + 3H2O(l) → 2LiOH(aq) + 2H2(g)

FT
Answered by Fraser T. Chemistry tutor
22739 Views

How does fractional distillation work?

Different length hydrocarbon chains are separated by their different boiling points as longer chains will have stronger intermolecular attractions. The crude oil is heated and injected into the base of th...

BS
Answered by Bianca S. Chemistry tutor
4650 Views

What is the relationship between the boiling point of an alkane and the number of carbon atoms in its molecule?

The boiling point increases as the number of carbon atoms increases.

AW
Answered by Ally W. Chemistry tutor
15475 Views

What is the enthalpy of atomisation?

The enthalpy of atomisation is the enthalpy change when 1 mole of gaseous atoms is formed from its constituent element, in standard conditions. 

ER
Answered by Eugeni R. Chemistry tutor
5792 Views

How does increasing the temperature of the reactants in a reaction affect the rate of said reaction?

This is a typical GCSE chemistry question relating to collision theory. Collision theory states that for a reaction to occur, the reactant particles must collide at a sufficient level of energy. To answer...

BP
Answered by Brian P. Chemistry tutor
2262 Views

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