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There are many methods of expanding quadratic equations, however there is one method which I find to be far easier than the others. This method is called the "box method", and allows this to be ...

The most important thing to remember at GCSE is clarity and confidence. When you first encounter your unseen text, it can be overwhelming, but it's important to remember that once you're in the exam, you ...

First off, you obviously need to understand these technical concepts in order to use them well. There are plenty of databases online that will define these words and give examples of their usage. But if y...

This question looks at the reaction:
Magnesium + Oxygen goes to Magnesium Oxide
Mg + O --> MgO
The first step is to calculate the moles of MgO produced using the mass in the question and...

The best method of answering this question would be to look at the energy of the ball at the moment it is thrown and at the moment it reaches its highest point.
When the ball is thrown, initially all...