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What is the Graham's law?
[rate A/rate B]= [aw B/aw A]1/2
With Graham's law, instead of being given rates you are given the same time; what's the formula?
[d A/ d B] = [aw B/aw A]1/2
With Graham's law, instead of being given rates you are given the same distance; what's the formula?
[t B/ tA]= [aw B/aw A]1/2
What is the ideal gas law?
Name the combined gas law.
What is Dalton's law?
What are the phrases that hint that we should use Dalton's law?
- "collected over water:
- "wet gas"
What is the formula if you use density in the ideal gas law?
g/mol= [RT/P] * d
Rank the 3 types of molecular bonding from least to greatest.
- 1. London
- 2. Dipole-Dipole
- 3. Hydrogen bonding
In order to form a hydrogen bond, H has to bond with what elements?
oxygen (O), nitrogen (N), and fluorine (F)
What is the equation to find the formal charges of the lewis structure?
- F.C. = V- (L+1/2s)
- v=#of valence electron
- l=# of e- in lone pairs
- s=shared electrons or bonds
What are those that have a half filled d-orbit?
Group 6: Cr, Mo, W, Sg
Which ones are the ones that have a full d-orbit?
Group 11: Cu, Ag, Au
What does the orbital triangle look like?
- 2s 2p
- 3s 3p 3d
- 4s 4p 4d 4f
- 5s 5p 5d 5f
and draw the arrows at a 45o
angle downward from top right to bottom left
What is the universal equation for waves/light?
where lamina is the wavelength and v is the frequency and c is a constant
What is Hz?
wave cycles per second