Search over 10,000 free study notes

We start off by drawing attention to the first number in the question, 12. The number can be broken down into multiples by dividing it by the lowest number (that isn't 1): This breakdown is as follows:...

Hydrochloric acid is an example of a strong acid because it is completely ionised in water. 

When it comes to simultaneous equations, there are two methods that we can use to solve them. The first method is called substitution, where we make one of the variables the subject in on...

There are three methods of energy transfer that we need to learn: conduction, convection, and radiation.

1. Conduction:

Heat is thermal energy, and in solid...

Etre is the auxiliary that is usually used with verbs that mean 'coming' or 'going' in French, as opposed to avoir. You can use the 'DR ...