Quantitative Chemistry (Paper 1) Flashcards
1
Q
percentage mass definition
A
- The percentage of a compound an element takes up
2
Q
Mole calculation
A
- Number of moles = mass(g) / Mr
3
Q
Define limiting reactant
A
- When one reactant gets completely used up before the rest
4
Q
What is the volume of one mole of any gas at one atmosphere and room temperature
A
- 24dm^3
5
Q
Atom economy calculation
A
- Atom Economy = Mr of desired products / Mr of all reactants
6
Q
Percentage yield calculation
A
- Percentage yield = mass of products actually made / maxium theoretical product mass