Helpful links

https://www.youtube.com/watch?v=KVZ_KS45rVg

http://chemcollective.org/activities/tutorials/stoich/solution_stoi

https://chemistry11mrstandring.wikispaces.com/Stoichiometry+Calculations+Involving+Molar+Concentration

http://www.quansysbio.com/dilutions

https://www.youtube.com/watch?v=rPND65LPwS0&feature=youtu.be

http://www.chemteam.info/Solutions/Molarity.html