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Accentuation in Spanish is used to guide the reader into how a word is pronounced. The idea is that a word can be chopped into syllables, and the syllable with the accent in it will be the strongest on...

Evolution is a constant process that allows life forms to adapt to a changing environment.

How does the environment change, though? 

Well, there are several sources...

Historical sources are an essential part of studying the past. Though can sometimes be confusing, there are lots of easy ways on how to break them down.The background of a source is essential to understan...

These questions involve weighing up different components of an event. You may be considering causes, consequences or the level of, for example, opposition. Considering the question is 'to what extent', it...

pH=14-pOHpOH=-log([OH(-)])NaOH-> Na(+)+OH(-)[NaOH]=[OH(-)]=0.1MpOH=-log(0.1)=1pH=14-1=13