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Firstly we must remind ourselves of what is meant by critical angle. The critical angle is the angle of incidence beyond which rays of light passing through a denser medium to the surface of a less dense ...

DNA is: - double stranded- has thymine as a base- longer RNA is:- single stranded- has uracil as a base (instead of thymine)- shorter

The first step to answering this question is to pinpoint exactly what it means. We remind ourselves that when we are given a number in the form of a + bi, we are dealing with a complex number. A ...

You have to think about whether or not energy is being released by the system into the surroundings (exothermic), or whether the system is taking energy up from the surroundings (endothermic).You have to ...

Firstly, I would advise a student to remember that Streetcar is a play, not a novel therefore the audience won’t see Williams’ highly detailed stage directions. As Streetcar is a play it is essential to b...