Download presentation
Presentation is loading. Please wait.
1
Austin Powers-the Mole
2
Tom LehRer-The mole Song
3
The Mole
4
What is a mole? Commonly abbreviated mol
SI unit used to measure the amount of substance The amount in a mole is 6.02 × 1023 particles 1 mol = 6.02 × 1023 particles (Avogadro's number)
5
What kinds of things? Number of atoms is for an element
Number of formula units is for an ionic compound Number of molecules is for a compound that is covalently bonded
6
Example 1 Given 4.25 mol of sodium chloride, determine the number of formula units.
7
Calculate the number of molecules in 12.6 mol of sulfer dioxide (SO2).
Example 2 Calculate the number of molecules in mol of sulfer dioxide (SO2).
8
How many moles are in 6.75 × 1024 atoms of nickel (Ni)?
Example 3 How many moles are in 6.75 × atoms of nickel (Ni)?
9
Example 4 How many moles are in 6.78 x 1023 formula units of magnesium chloride?
Similar presentations
© 2024 SlidePlayer.com. Inc.
All rights reserved.