Chemical formulae, equations and calculations Flashcards
1
Q
Mole
A
The unit for amount of substance
2
Q
Mass
A
Number of mols*mass of 1 mol
3
Q
Empirical formula
A
Gives the simplest whole-number ratio of atoms present in a compound. It can be worked out from experimental data
4
Q
Molecular formula
A
Gives the actual number of each type of atom present in a molecule (covalent compound) or formula unit (ionic compound)
5
Q
Percentage yield
A
Actual yield/Theoretical yield x 100%
6
Q
Molar volume of gas (at room temperature and pressure (rtp))
A
24dm3 or 24000cm3
