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Because we do not use them in English spelling, using accents (or as we call them in Spanish- acentos or tildes depending on where you're from) can seem quite daunting at first. The following is a guide o...

The equation is shown below as found in the IB Physcis Data Booklet.

GPE = -GMm / r

Where GPE is gravitational potential energy, G is the gravitational constant, M and m are the mas...

The question is asking for 'a' to be the subject and therefore our aim is to result in an answer with the form 'a='. The first step is to expand the brackets on the left hand side by multiplying 'a' by 5 ...

mg2+ would be the smaller ion this is because each ion has the same number of electrons however mg2+ has a greater number of protons and therefore is more charge dense and the outer electrons feel a great...

Particular integrals will generally be derived in two different ways, depending on the type of the differential equation that you are solving. For example if it was a linear first order ODE, then you woul...