C4- Quantitive Chemistry Flashcards
1
Q
Relative atomic mass
A
Number of neutrons and protons in an atom
2
Q
Relative formula mass
A
Total mass of the atoms in a molecule
3
Q
Limiting reactant
A
The reactant that will be used up first
4
Q
Percentage yield
A
Tells us how effective the process we are using is
5
Q
Titration
A
Used to work out the concentration of an acid or alkali
6
Q
Isotope
A
Isotopes have the same number of protons but a different number of
neutrons
7
Q
State the equation for calculating concentration
A
Concentration = mass / volume
8
Q
Describe how to convert from cm3 to dm3
A
Divide by 1000
9
Q
Describe how to convert from dm3 to cm3
A
Times by 1000
10
Q
Describe how to calculate relative formula mass
A
Add up all relative atomic masses of each atom in the molecule
