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Analysing a Source Walkthrough
Circles of Inference (Use whiteboard feature)
Questions to address immediately (particularly if there is limited context to the source)
·        What is the s...

[Co(CN)6]4-CN has -1 charge so overall charge is -4. CN- is similar sized ligand to H2O so shape is unchanged and remains octahedral.

This is a very typical question for history A-level exams and I would suggest that a student approached it in four factors. The factors that I propose caused Hitler to become chancellor are 1) The failure...

Firstly we need to expand out y into a series of terms to make it easier for us to compute the derivative . You multiply out the brackets to get y=(x³-3x²+4x-12)/2x then we divide ea...