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Answer: Most of the atom's mass must be concentrated in a small area at the centre of the atom. This is known as the nucleus.

1.      One theory of motivation is that suggested by Taylor, which asserts that employees are not motivated by anything but their remuneration. This can be applied through the introduction of a piece rat...

The first thing to do in any calculations question is to list out what you have, and what the question is asking you. In this case, the question wants pH, which is -log[H+]. So what we need is [H+]. We ha...

Higher order functions either have one or more arguments that are themselves functions, return a function as their result, or both. Argu...

Similarities:Both have a quaternary structure (consisting of more than one polypeptide).Both are found in animals (haemoglobin is found in blood and collagen is found in the muscles, skin, bones and tend...