Masses of pure substances and yield and atom economy Flashcards
1
Q
How many particles are in a mole of a substance?
A
6.022x10^23 (Avogadro’s Number).
2
Q
What is the equation for Mr
A
mass/moles
3
Q
What is yield?
A
the amount of product made in a chemical reaction.
4
Q
How to calculate percentage yield?
A
mass of product made / maximum theoretical mass of product x 100
5
Q
What is atom economy?
A
The measure of the amount of starting materials tat end up as useful product.
6
Q
How to calculate atom economy?
A
Atom economy = sum of Mr of desired product from equation / Sum of all Mr for reactants from equation x 100
