c4 Flashcards
1
Q
what is atom economy
A
% of reactants that end up as useful products
2
Q
atom economy equation
A
Mr of desired product divided by sum of Mr of reactants
3
Q
what is the limiting reactant
A
the reactant that will run out first
4
Q
concentration equation
A
moles or mass divided by volume IN DM
5
Q
percentage yield equation
A
actual mass divided by theoretical mass
6
Q
concentration equation for solute
A
amout of solute divided by volume of solution
7
Q
percentage by mass equation
A
atoms of element x Ar of element divided by Mr of compound
8
Q
why may a yield not be 100% (4)
A
product left in apparatus
reactants not pure
easy to seperate
irreversible
9
Q
moles equation for a gas
A
volume divided by 24
