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Sulfer, when burned in the presence of oxygen, will form sulfer dioxide (SO₂​). This can then dissolve in rain water, forming sulfuric acid. This will then fall to the ground as acid rain wh...

A synapse is the tiny gap between two neurones. At a synapse information is passed across the gap via chemicals, called neurotransmitters, rather than using electrical impulses. When information passes...

This question involves factorising then simplifying an equation. Start with the original equation:(x-1)² - (x-1) Take out a factor of (x-1)(x-1)(x-1-1)Simplify(x-1)(x-2) 

To an extent, descriptive writing is one of those things that can't be taught. Having said that however, there are a few things that you can do to help greatly improve your writing.

One g...

For verbs ending in -ar the following endings should be added to the stem of the verb (a practical example is provided in the brackets):

-é (hablé)
...