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Alkali metal have 1 outer electrons. Reactivity increases down the coloumn.

The Berlin Blockade began on the 24th June 1948. It occurred during the division of Germany following Germany's defeat in World War Two. It was decided by the wartime allies that Germany be divided into f...

With this question, it is useful to work with a specific example, so let’s take the recurring decimal 0.27. The first step in converting it to a fraction is to set it equal to x, this will help us with ou...

A) Find fh(x) This question is asking you to find the result when the function h(x) is sent through f(x). It is also not giving any numbers so the answer should be in terms of x. To answer this you should...

Diagram of triangle with a right angleTwo sides on the right angle = a & b
a² + b² = c²
Therefore, if a = 5 and b = 12: then c = 13.