Conjugates
What is the conjugate base of H2O?
13.5
The higher the Ka, the ________ the acid.
What is the trends for atomic radii?
Increases going to the bottom left/ decreases going to the top right
What is the conjugate acid of HSO4-
H2SO4
1.0 x 10-11
The higher the pKa, the _________ the acid.
Weaker
This element is often noted as the basis of life
Carbon
What is the conjugate base of ammonium (NH4+)
NH3
What is the hydronium ion concentration of a pH 6.725 solution?
1.88 x 10-7
Weaker
What is the molecular geometry of water? What is the molecular shape?
Tetrahedral and bent
What is the conjugate base of HSO4-?
SO4-2
A litmus paper indicator will turn _________ when base is present.
Blue
The higher the pKa, the __________ the base.
Stronger
What is the hybridization of C in carbon dioxide?
sp
What is the conjugate acid of CH3(CH2)3NH2
CH3(CH2)3NH3+
If the hydroxide ion concentration is 9.860 x 10-2, what is the hydronium ion concentration? What is the pH
1.014 x 10-13 = [H3O+]
13 = pH
One mole of HCN is added to a 250 mL beaker and filled to the top with water. A student tests the pH of the solution and finds it to be about 4.3. What is the Ka of HCN?
6.28 x 10-10
This scientist is credited for discovering the photoelectric effect
Who is Einstien?