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The electron configuration of zinc is [Ar]4s 2 3d 10 . The only oxidative state which zinc has is Zn 2+ in which its configuration is [Ar] (4s 0) 3d 10 , as the 4s sub-level empties first. The definition of ...

First rearrange the second equation so that it's equal to y. You do this by adding x and y to both sides of the equation. You should then have y=x-1. Next you should sub y=x-1 into the first equation, x 2 +y...

Non- disjunction in meiosis can take place at both anaphase I and II. When there is an error in the separation of homologous chromosomes (anaphase I) or sister chromatids (anaphase II), one of the gametes pr...

There are several skills that need to be demonstrated in order to create a strong comparative unseen essay. Firstly general competence in literary studies must be shown through good communication and knowled...

Bile basically has the same function as washing up liquid, it makes it easier to break down fatty material. It is released by the liver, and stored in the gall bladder, before being released into the small i...