Thursday, 12 September 2013


What is a buffer? What skills do I need to answer questions about buffers?

How do I calculate the pH of a buffer solution?

Hey guys! was on stumbleupon and saw this, thought it was somewhat relevant :)

Friday, 9 August 2013

Ionic Product and the Common Ion Effect

Solubility Product and Solubility - Calculations


Most substances are actually soluble in water; what we previously described as being insoluble may actually only be sparingly soluble. Therefore, some of the substance may be dissolving. We use a solubility product and solubility (in grams per litre, or in moles per litre) to describe the how well a solute will dissolve.