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Cl is very electronegative, which makes it electron withdrawing. This means the three Cl substituents pull electrons from the O-H bond. This causes further polarisation of the O-H bond, which means there ...

Before answering this question it is necessary to consider the three branches of government: the executive, judiciary and the legislature. This enables us to evaluate the checks put on those in power, and...

You would use Pythagoras theorem, which states, a^2 + b^2 = c^2. Where a is the opposite side to the angle, b is the side adjacent to the angle and c is the hypotenuse.

So if a = 3 cm, and b = 4 c...

The first thing we want to do is change the first equation so it's either all x's or all y's, we don't want a mixture. Now looking at the bottom equation, we can rearrange it by adding y to both sides. Th...

This question is on transformers. This is clear because there is a primary and secondary coil and a different voltage between the 2 coils. Transformers induce a changing voltage in a coil. The known equat...