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As the question is 2 marks, show working to ensure you get a mark even if answer is slightly wrongFrom periodic table you can see that the relative atomic masses are oxygen = 16; aluminium = 27; sulfur = ...

The reactivity of group 1 metals increases as you go down the group. This is due the number of electron shells increasing, leading to the distance between the outermost electron and the nucleus. The incre...

A PPF is a graph that can be used to explain opportunity cost, and trade off. It is made up of a concave line with, for example, apples on the vertical axis and bananas on the horizontal ...

First of all, I'll give you an example of the same verb in those three different tenses, all in the first person singular. We'll use the verb "to read", or "lesen" in German.In present...

Salut tout le monde !
Voici mon blog, et aujourd'hui je vous parlerai de ma vie.
Je suis étudiante, mais dans mon temps libre je joue du piano. Je le trouve gratifiant puisque cela me permet d...