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AsH3 is a larger molecule than PH₃ as As is lower down the periodic table, so has a higher atomic number so more electrons. Therefore AsH₃ has more electrons than PH₃ mean...

Intro - define referendums and democracy. context since 1975, e.g. the increased used of referendums to decide on matters which need the approval of the people (to avoid outrage, or to give govt. actions ...

In order to solve this equation you want to get all of the unknowns on one side of the equal sign and all of the numbers on the other side. However, before you do this, the first step is to expand the bra...

Carbon Dioxide consists of 1 carbon atom covalently bonded to two oxygen atoms.Carbon is in group 4 and so has 4 electrons in its outer shell.Carbon shares two pairs of electrons with each of the oxygen a...

Fitzgerald uses structure to successfully create dramatic tension leading up to Gatsby's first appearance, creating intense mystery around our central character. The first two chapters are utilised for th...