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Key facts to be noted by student:

Molar mass of ethanoic acid = 60 g/mol.

pK_a = -log(K_a)

pH =-log([H⁺])

Concentration of acid solution = 3/60 =...

1. Helicase unwinds the DNA double helix strucutre

2. This is done by breaking the hydrogen bonds

3. Only one strand is then used as ...

Resonance is the effect of an external driving force which causes a system to ocsillate with a greater amplitude at certain frequencies. All objects have a natural frequency, and this specific property de...

If you are analysing a text such as 'The Great Gatsby' or 'Jane Eyre', it might be useful in your essay to speak about symbols in either text. This can be done in a variety of ways, but it is better for y...

Locus of control refers to the extent someone believes they have personal control over events in their lives, such as personal successes and failures. Locus of control is typically measured along a bi-pol...