Acids and Bases
Acids are substances that form __________ __________ (H3O+) when dissolved in water.
When dissolved in water, all acids will __________ electricity.
A solution that is mildly acidic would have a pH of approximately __
A bottle’s label indicates that the substance inside has a pH of 13. This tells you that the substance is a (weak, strong) __________.
When a solution of an acid reacts with a solution of a base, hydronium ions react with hydroxide ions to form two products: __________ and __________.
What is a salt? ___________________________________________
A(n) ______ is a substance that produces H+ ions in a water solution.
A(n) __________ is a substance that produces OH- ions in a solution.
__________ measures how acidic or basic a substance is.
A(n) ___________ changes color in the presence of an acid or a base.
Bitter taste and a slippery feel are clues that a solution is probably a(n) __________.
__________ of a solution refers to the ease with which an acid or base forms ions in solution.
A base that only partly ionizes in a solution is (strong, neutral, weak).
pH measures the __________ of hydronium ions in a solution.
Coffee has a pH of about 5. Coffee is __________ __________.
A(n) __________ is a compound that can change color in a solution, depending on whether the solution is acidic or basic.
An acid is a substance that donates hydrogen ions (H+) to form _____ ions when dissolved in water.
A(n) __________ is a substance that either contains hydroxide ions (OH–) or reacts with water to form hydroxide ions.
Apple juice has a pH of 3, and stomach acid has a pH of 2. This means that stomach acid is (more, less, equally) acidic than apple juice.
pH is a measure of the __________ __________ (H3O+) concentration of a solution.
In a __________ reaction, hydronium ions from acids react with hydroxide ions from bases to produce water and salt.
Salts are __________ __________ formed when acids and bases react.
Because lye contains hydroxide ions, it is a __________.
What factor determines the strength of an acid or a base? __________
________________________________________________________
How is the concentration of an acid or base different from the strength of an acid or base? _________________________________
________________________________________________________
What is an acid? __________________________________________
What is a base? ___________________________________________
List two common acids that are NOT harmful to the body when ingested and a product in which each is used: __________ used in __________ and __________ used in __________
List one common base that is NOT harmful to the body when ingested and a product in which it is used: __________ used in __________
Identify the following pHs as a strong base, a weak acid, a weak base, or a strong acid:
2 ____________________ 5 ____________________
8 ____________________ 11 ____________________
Tell if the following is an acid (A), a base (B), neutral (N), or could be either an acid or a base (AB).
In solution, it feels slippery. _____
Is also known as a proton donor. _____
It has a bitter taste. _____
It has the chemical formula HNO3. _____
It can be corrosive. _____
Has a pH of 7. _____
It reacts with an indicator to produce a change in its color. _____
It has a sour taste. _____
Is also known as a proton acceptor. _____
It has the chemical formula Ca(OH)2. _____
It forms hydronium ions in water. _____
