Search over 10,000 free study notes

Carbon Dioxide molecules consist of 2 oxygen and 1 carbon atom. The oxygen atoms are bonded to the carbon atom using double covalent bonds.

Simultaneous equations are used to help us find unknown values. An example of simultaneous equations is:1) x + y = 62) 2x + 3y = 16We don't know what the value or X or Y is but we know that together they mak...

The best way to go about answering a causation question such as this is to break your answer down into individual causes and then use linkage sentences and the conclusion to draw the causes together. It may ...

There are 3 ways of solving this but I will go through the 2 that are necessary for GCSE level Firstly - 22 can only be made by 1 22 or 2 11 -------> 11 - 2 = 9 therefore 11 and -2 are needed to make the ...

Writing in exam conditions can be very difficult. We often panic and start writing an answer to the question we think we have seen as opposed to the one we have actually been asked. It is also very easy to g...