Chemical Reactions Flashcards
1
Q
What is the pH scale for
Acids
Neutral
Alkali
A
Acids: 1-6
Neutral: 7
Alkali: 8-14
2
Q
What is titration?
A
Technique used to find out exactly how much of an acid is needed to neutralise an alkali of unknown concentration
3
Q
What does Exo mean?
A
Out
4
Q
What does Endo mean?
A
Inside
5
Q
What is a finite resource?
A
A resource that does no renew itself
6
Q
What is a renewable resource
A
A resource that does renew itself
7
Q
What does Ar mean?
A
relattive atomic mass
8
Q
What does Mr mean?
A
Relative molecular mass
9
Q
What is the equation for moles, mass, mr
A
moles= mass/Mr
