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WorksheetsSolutions and pH
Total questions: 25
Worksheet time: 25mins
What are the units for Molarity?
Litergrams
MolesLiter
LiterMoles
Kilo gramsMoles
A(n) ______ solution contains the maximum concentration of solute dissolved in it.
Saturated
Unsaturated
Supersaturated
Omegasaturated
KMnO4 is dissolved in water. What Ions would it split into?
K+ MnO- MnO- MnO- MnO-
K+ MnO4-
K+ Mn+ O-2 O-2 O-2 O-2
KMnO4 is a Covalent Compound, it will not spilt
Hexane is a Nonpolar Solvent. Which of the following would dissolve in it?
NaCl
Mineral Oil
Water
My Hopes and Dreams
Which of the following is an example of a Strong Acid?
KOH
CH3COOH
H2SO4
HO2C2O2H
A solution has a pH of 10.34
Is it an Acid or a Base?
Acid
Base
A solution has a pOH of 10.34
Is it an Acid or a Base?
Acid
Base
A solution has a pOH of 4.5
What is the pH of this solution?
9.5
18.5
14
4.5
What is the pH of a solution with an [H+] concentration of 1x10-7?
2.53
5.34
7.0
11.4
Which of the following represents an Acid?
pH = 12
pOH = 3
pOH = 12
[H+] = 2.3 x 10-10
10 moles of NaOH are dissolved in 15 Liters of solution. What is the Molarity?
0.66 M
6.6 M
1.33 M
3.31 M
A 12 M solution of HCl is diluted to 500mL of 2M solution. What volume of 12M HCl was used for this dilution?
Hint: M1V1 = M2V2
8.3 mL
83 mL
830 mL
0.83 mL
What would happen to the freezing point of water if you added a bunch of sugar to it?
It would increase
It would equal the boiling point
It would decrease
It would stay the same
What side of water would be attracted to a sodium Ion?
Sodium Ion: Na+
The oxygen side
The Hydrogen side
The polar side
The nonpolar side
Which solution has the greatest concentration?
HINT: Calculate the Molarity!
0.33 M
-1.59 M
6 Moles in 2 Liters
1.6 Moles in 10 Liters
Which would you expect to dissolve easiest in water?
Lead Nitrate - Pb(NO3)2
Rust - Fe2O3
Hydrochloric Acid - HCl
Fructose - C6H12O6
Which of these definitions fits with the term Miscible?
HINT: Miscible and Soluble are synonyms
Non able to be dissolved
Able to be dissolved
The relative concentration
The strength of an acid
When Salt (NaCl) is dissolved in water, it breaks apart into its ions: Na+ and Cl-. Water will then surround these ions.
Which intermolecular force is in effect here?
Ionic
Ion-Dipole
Dipole- dipole
Hydrogen Bonds
_____ is an expression of the concentration of Hydronium Ions in a solution.
pH
pOH
A solution has a pH of 1.34
Is it an Acid or a Base?
Acid
Base
A solution has a pOH of 2.4
Is it an Acid or a Base?
Acid
Base
Which of the following represents an Acid?
pH = 12
pOH = 3
pH = 2
[H+] = 2.3 x 10-10
_____ is an expression of the concentration of Hydroxide Ions in a solution.
pH
pOH
100g of Potassium Bromide (KBr) are dissolved in 10 Liters of Solution. What is the molarity?
Molarity=Liters of solutionmoles of solute
10 M
0.08 M
0.119 M
2.4 M
BONUS: In class we briefly discussed the process of Saponification - using a Base to create soap from oils or fats.
Which Base is used in modern soapmaking?
Lye
Bleach
Baking Soda
Potash
