Gen Chem- Acids and Bases and units of concentration Flashcards
1
Q
what is a lewis acid
A
accepts e- pair
2
Q
what is a bronsted-lowry acid
A
donates H+
3
Q
what is a lewis base
A
donates e- pair
4
Q
what is a bronsted-lowry base
A
accepts H+
5
Q
what is the Ka equation for acids
A
Ka= [H+][A-]/[HA]
6
Q
what is the Kb equation for bases
A
Kb=[HB+][OH-]/[B]
7
Q
what is true of the conjugate bases of the strongest acids
A
have weakest conjugate bases
8
Q
pH and pOH equations
A
pH=-log10[H+}, pOH= -log10[OH-]
9
Q
what do pH and pOH add to
A
pOH+pH= 14.0
10
Q
water dissociation ( kw) equation
A
Kw= [H+][OH= 1.0x 10^-14
11
Q
salts of weak acids and bases kw equation
A
Ka x Kb= kw
12
Q
vapor pressure - raolts law
A
P= Po * solvent, Po= vapor pressure of solvent
13
Q
osmotic pressure equation
A
= iMRT , i = van’t hoff factor
14
Q
logarithm rules:
loga*a =
A
1
15
Q
logarithm rules:
logaM^k=
A
klogaM
