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X=6m
The movement of water through a partially permeable membrane.
Reactivity increases as you go down the group.
This is a quadratic equation, for these types of questions it is often easiest to try and rearrange the formula into the form ax^2 + bx + c = 0, where a, b and c are whole numbers. Therefore the first thi...
As this is a 4 mark question you are expected to make 4 points; 1 for each mark This question is asking you to describe differences. You do not need to explain why there ...
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