1.2: Amount Of Substance Flashcards
(5 cards)
1
Q
What is the equation for %yield?
A
Actual / theoretical x100
2
Q
What is the formula for atom economy?
A
Mr desired product / Mr total reactants x100
3
Q
What is the ideal gas equation?
A
PV=nRT
Where ,
P= pressure (Pa)
V= volume (m3)
N= amount of a gas (moles)
R= gas constant (8.31 J/K)
T= temperature (K)- C+273
4
Q
How could you check that all the water has been removed from a hydrous substance
A
Reheat to a constant mass
5
Q
What conditions in the fermentation of glucose to ethanol can cause the production of ethanoic acid as a biproduct?
A
Aerobic conditions, air gets in causing oxidation.
