PH Scale
Flashcard
•
Science
•
8th Grade
•
Hard
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15 questions
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1.
FLASHCARD QUESTION
Front
What does the pH scale measure?
Back
The pH scale measures the acidity or basicity of a solution.
2.
FLASHCARD QUESTION
Front
What is the pH range of the scale?
Back
The pH scale ranges from 0 to 14.
3.
FLASHCARD QUESTION
Front
What is an acid?
Back
An acid is a substance that releases H+ ions in solution.
4.
FLASHCARD QUESTION
Front
What is a base?
Back
A base is a substance that releases OH- ions in solution.
5.
FLASHCARD QUESTION
Front
What pH value indicates a neutral solution?
Back
A neutral solution has a pH of 7.
6.
FLASHCARD QUESTION
Front
What happens to the pH of a solution when an acid is added?
Back
The pH of the solution decreases (becomes more acidic).
7.
FLASHCARD QUESTION
Front
What happens to the pH of a solution when a base is added?
Back
The pH of the solution increases (becomes more basic).
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