chem 1305 exam 1 TTU (Questions & Answers) Passed!!

density formula - Answer-D=m/v Celcius to Kelvin - Answer-K=C+273 Ideal Gas Law Equation - Answer-PV=nRT Filtration - Answer-a difference in phase (solids and liquids) or (liquid and gases) Distillation - Answer-A process that separates the substances in a solution based on their boiling points compound rule #1 - Answer-combines a metal and nonmetal 1. Name the metal first 2. Name the nonmetal second 3. Add -ide suffix to the nonmetal compound rule #2 - Answer-combines 2 nonmetals 1. name the left most element with prefix 2. name the right most element with a prefix 3. add -ide to the second nonmetal compound rule #3 - Answer-used with polyatomic ion 1. name the cation (postive) first 2. name the anion (negative) second 3. add -ide to ending IF nonmetal is last to be named compound rule #4 - Answer-common names H2O is water NH3 is ammoniaCH4 is methane H2O2 us hydrogen peroxide polyatomic ionH3O+ - Answer-Hydronium polyatomic ionNH4+ - Answer-Ammonium polyatomic ionOH- - Answer-Hydroxide polyatomic ionNO3- - Answer-Nitrate polyatomic ionCO3-2 - Answer-Carbonate polyatomic ionSO4-2 - Answer-Sulfate polyatomic ionPO4-3 - Answer-Phosphate