1. what did kepler’s laws fail to explain? who filled in the missing pieces? 2. what are kepler’s and newton’s laws used for today?

3.09 lab: reaction of metals 1 which combinations of substances resulted in a chemical change? for each metal that participated in a chemical change, write the type of metal it is, based on your examination of the periodic table. were there any metallic compounds that did not react with either the acid or the base? write the type of metal, based on your examination of the periodic table. make a general statement about the reactivity of the metals in this experiment.

The appropriate concentration for an iodine sanitizer is

How many formula units in 2.63 mols of nacl?