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KEy question:Â
KEy question:Â
What is the mass of a molecule?
What is the mass of a molecule?
Task 1 - Recap
Task 1 - Recap
What information does the Periodic table give us about and atom?
Complete the do now task on the companion sheet.
Task 2 - Demonstrate
Task 2 - Demonstrate
Complete task 2 on the companion sheet to show haw we can use the information on the periodic table.
Task 3 -Practise
Task 3 -Practise
Use the periodic table to find the masses of the individual element in the molecule.
Multiply that by the number of atoms in the molecule
Add them all together to find the total formula mass (Mr)
Complete the comapnion sheet for task 3
Task 4 - Repetition, repetiton, repetitoin
Task 4 - Repetition, repetiton, repetitoin
Calculate the formula masses of the molecules on the companion sheet.
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