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There are four (4) groups of electrons around the central nitrogen atom (3 shared pairs and one lone pair of electrons)2) According to electron repulsion theory, the electrons move further away from each oth...

Environment is described as any internal and external surrounding, an example would be a stressful environment. Stress is caused by an increase in the hormone cortisol. While physiological processes are any ...

The pilgrimage of Grace was the largest rebellion that a Tudor monarch faced. The rebellion started in the north of England in 1536 following Henry’s decision to dissolve the monasteries in an attempt to sei...

Paper 1 is a commentary on an unseen text. They will give you two different passages, one in prose and one piece of poetry and you decide on one of them to comment on. When commenting on the passage always r...

The role of enzymes such as proteases and lipases in the body is to break down proteins and fats respectively during digestion. Proteins are broken down into amino acids and fats are broken down into fatty a...