Acids
Bases
Acids and Bases
Solubility Curves
Solutions
100
What is one property of an acid?
Taste sour, electrolyte, & pH less than 7
100
What are some properties of a base?
Taste bitter, feels slippery, greater than 7, & are electrolytes
100
The pH scale ranges from _____ to _____.
0 - 14
100
Which solute is least soluble at 10 ⁰C
KClO3
100
The ____________ is dissolved within the ___________ to make a Solution.
solute, solvent
200
Acids turn litmus paper what color?
Red
200
Bases turn litmus paper what color?
Blue
200
A chemical reaction between an acid & base is called what?
Neutralization Reaction
200
Which solute is the most soluble at 10 ⁰C?
NaNO3
200
What is the predominant relationship between temperature and solubility?
Positive, direct correlation
300
Acids have an excess of what ion?
H+ (hydrogen)
H3O+ (hydronium)
Proton
300
Bases have an excess of what ion?
OH- (hydroxide)
300
Acids and Bases... which ones conduct electricity?
Both
300
How many grams of K2Cr2O7, are soluble in 100 g of water at 90 ºC?
70 g
300
Name three things that will increase the rate at which a solute dissolves in a solution.
Heat it
Crush it - smaller particles (more surface area)
Stir it
400
Which is the stronger acid: Wine or Lemon Juice?
Lemon Juice
400
Which is the weaker Base: Baking Soda or Bleach?
Baking Soda
400
Which of the following substances has the highest concentration of hydrogen (or hydronium) ions in solution?
Vinegar - pH 3
Bleach - pH 13
Water - pH 7
Tomato Juice - pH 4
Vinegar
400
When 30 grams of KClO3 is dissolved in 100 grams of water at 60 ºC, the solution can be correctly described as what?
Unsaturated, Saturated, Supersaturated
Supersaturated
400
If a solution contains as much solute as a solvent can dissolve it is this.
Saturated
500
Name two solutions that, if mixed in equal quantities, would create the most acidic solution.
A and B
500
Name the two solutions that, if mixed in equal quantities, would create the most alkaline solution.
C and D
500
Name the two solutions solutions that, if mixed in equal quantities, would create a neutral solution
A and D
500
You have a solution of K2Cr2O7 containing 10 grams of solute at 50⁰C. How many additional grams of solute must be added to the solution to make the solution saturated?
20 g
500
What is the term that describes a solution that has more solute dissolved than it should be able to at that temperature?
Supersaturated