Equations Flashcards
1
Q
What is the equation for moles?
A
Mass / Mr
2
Q
What is the equation for percentage yield?
A
Actual yield / theoretical yield x 100
3
Q
What are the steps for finding the empirical formula?
A
-Write down either the mass or precentage given
-Write down the atomic masses of each element
-Calculate the moles by using mass/ ar
-Calculate the ratio of elements by dividing all moles by the smallest whole number amount
