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I would certainly advise you to include hobbies in your PS. Universities are looking for people who are unique and have passion for activities outside of academic life. It shows that you are not a robot f...

NaCl is an example of a covalent structure, where electrons are shared between the atoms in covalent bonds. Graphite has a giant covalent structure with the covalently bonded carbon atoms arranged in laye...

There are two essential tricks to grasp in this question. Firstly, since the equation has only one solution, the Discriminant that will be required would equal 0. Secondly, since we are given f(x) = 2 we ...

Je pense que le réchauffement climatique est un vrai problème pour la Terre. Nous devrions essayer de réduire les émissions de dioxide de carbone en utilisant les transports en commun au lieu de dépendre ...

When an action potential arrives at the pre-synaptic neurone, it causes a change in voltage due to the presence of positive Na ions. This causes voltage-gated Ca 2+ protein channels to open and allow calc...