Chemistry - Chapter 9 - Calculating Concentration 1.0 / 5 based on 1 rating ? ChemistryCalaculating ConcentraionshUniversityNone Created by: DeborahOkoAdeCreated on: 24-02-15 12:51 Mole Definition:- It is a mesure of quantity, it is the number of entities that are present in exactly 12g of carbon-12 1 of 7 Avogadro's Number 6.02 x 10 ^ 23 2 of 7 Molarity 1 molar solution is 1 mole of (insert solution molecule) dissolved in exactly 1 dm^3 of a solution 3 of 7 Calculation Units and Terms Terms Symbol Units molarity M mol dm^-3 concentration c g dm^-3 Volume V dm^-3 no. moles n mol mass m g Relative Atomic Mass RMM/Mr g mol^-1 4 of 7 Concentration Calculation Triangle concentration = molarity / volume molarity = concentration x volume volume = molarity / concentration 5 of 7 Molarity Calculation Triangle Molarity = no.of moles (mol) / volume (dm^-3) Volume = no. of moles (mol) / molarity (mol dm^-3) No. of moles = molarity (mol dm^-3) x volume (dm^-3) 6 of 7 Relative Molar Mass Relative Atomic Mass (g mol^-1) = mass (g) / no. of moles (mol) Mass (g) = RMM (g mol^-1) x no. of moles (mol) No. of moles (mol) = mass (g) / RMM (g mol^-1) 7 of 7

## Comments

No comments have yet been made