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AlCl₃ has a trigonal planar structure. There is an aluminium atom with 3 sp₂ hybridised orbitals which bond to 3 chlorine atoms. The bond angle is 120 degrees. Each chlorine atom...

Composite functions can be thought of as 'functions within functions'. For example, let's suppose that 

f(x) = x³

g(x) = x + 5

defined for all real numbers.

...

The basic rule is that ‘para’ expresses purpose or destination, and ‘por’ expresses cause or motive.

Por

In a spatial sense, to ...

Dido, to a limited extent, was an innocent victim whom we should sympathise with. She is powerless to act against the will of the Gods, and the Goddesses Juno and Venus eac...