CHEM 29402 Lecture Notes - Lecture 1: Sulfuric Acid, Conjugate Acid, Carboxylic Acid

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A strong acid can be determined especially when it complete disassociates in solution. A weak acid is where most ions do not get disassociated. At 25 degree celsius, the concentrations of more h+ and oh- ions are the same (1. 0x10^-11) Common strong acids: hcl, hbr, hi, hno3, hclo4, h2so4. Oxyacid: acid proton that is attached to oxygen. Organic acids: has a carbon atom as a backbone and contains a carboxyl group. Phrange scale: ph= 7 : neutral, ph> 7 : basic, ph<7 : acidic. Buffered solutions resist any changes regardless of how much strong acid gets added to them.