Reaction calculations Flashcards
1
Q
what is the unit for concentration
A
mol dm -3
2
Q
what is the yield
A
the mass of a product made in a reaction
3
Q
what are the 2 types of yield
A
theoretical
actual
4
Q
what is the theoretical yield
A
the maximum mass possible
5
Q
what is the actual yield
A
the mass of product found by the actual reaction
6
Q
what is the formula for percentage yield
A
percentage yield = actual yield / theoretical yield * 100
7
Q
what are 3 reasons for not obtaining the full theoretical yield
A
incomplete reaction
side reaction
practical losses
8
Q
what is atom economy
A
a way of measuring the number of atoms wasted when making a substance
9
Q
what is the formula for atom economy
A
the total atomic mass of desired products / total atomic mass of all products * 100
