Acids and Bases
Flashcard
•
Science
•
7th Grade
•
Hard
Wayground Content
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15 questions
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1.
FLASHCARD QUESTION
Front
What is the pH scale?
Back
The pH scale measures how acidic or basic a substance is, ranging from 0 (very acidic) to 14 (very basic), with 7 being neutral.
2.
FLASHCARD QUESTION
Front
What pH value indicates a strong base?
Back
A strong base has a pH value close to 14.
3.
FLASHCARD QUESTION
Front
What pH value indicates a neutral substance?
Back
A neutral substance has a pH value of 7.
4.
FLASHCARD QUESTION
Front
What pH value indicates an acid?
Back
A pH value less than 7 indicates an acid.
5.
FLASHCARD QUESTION
Front
What pH value indicates a base?
Back
A pH value greater than 7 indicates a base.
6.
FLASHCARD QUESTION
Front
What is an example of a common acid?
Back
Common acids include vinegar (acetic acid) and lemon juice (citric acid).
7.
FLASHCARD QUESTION
Front
What is an example of a common base?
Back
Common bases include baking soda (sodium bicarbonate) and soap.
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