Formula + Calculations
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What does the chemical formula tell us
No. of atoms of each element in a compound
What does the prefix mono mean
1
What does the prefix di mean
2
What does the prefix tri mean
3
What does the prefix tetra mean
4
What does the prefix penta mean
5
What does the prefix hexa mean
6
What is the valency?
the No of bonds that form in an atom
what does SVSDF stand for
symbol valency swap divide Formula
What are the typical roman numerals
I II III IV V
What are group ions
ions that consist of more than one atom
What do group ions end in?
-ate (except hyddroxide)
How do you write word formula
X + X —> X
what is the difference between formula mass and gram formula mass
GFM is just FM in grams
What is a mole
a mole is equal to the formula mass of a substance in GRAMS
what is M equal to?
M = N x GFM
What is N equal to?
M/GFM
What is GFM equal to
M/N
What should you do when identifying the concentration
convert to litres
How do you calculate the No. of moles
N = C x V
How do you calculate the concentration
N/V
How to calculate the volume
N/C