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First, It would be useful to write the equation for the dissociation of the weak acid HA, which is HA <--> H⁺+ A^-. Then, write the Ka expression of the weak acid HA, which is [...

Firstly, we want to gather similar terms. This means that we want to rearrange the equation so that all the x terms are on one side of the = sign and all the constants (the "ordinary" numbers) a...

Let n be an odd integer. This means that n is 1 more than an even integer. By definition, even integers are multiples of 2 so all even integers can be written in the form 2m where m is an integer. Therefo...

Firstly, the equation should be rearranged to get all the non-zero terms onto one side, with the simplest way of doing this being subtracting 12 from both sides, giving the equation x² - x - 12...

The Taming of the Shrew is set in Italy in the late 1500s, and suggests that women should be mild-mannered, and obedient to their husbands. In the play, Shakespeare contrasts the two main female ...