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Ethene is hydrated with steam in the presence of a catalyst.

A synapse s a junction between two neurones. Neurotransmitters are relased from one neurone and diffuses across the synapse  to stimulate the next neurone.

The Truman Doctrine was created by President Truman in March 1947, in response to the perceived communist and authoritarian threat in Turkey and Greece. In a speech to Congress, Truman stated that "i...

Fortune, Energy, Leadership, Tactics.

This anagram is the most useful way to remember how and why the Battle of Hastings was won by William the Conquerer.

Although Harold Godwinson was in an...

To answer this question, we need to make y the subject of the second equation. We can do this through simple rearrangement:

y-3x=13 so y=13+3x

Now that we have y on its own, this means we ca...