Acids & Bases
Flashcard
•
Science
•
8th Grade
•
Practice Problem
•
Hard
Standards-aligned
Wayground Content
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15 questions
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1.
FLASHCARD QUESTION
Front
What is an acid?
Back
An acid is a substance that donates protons (H+) in a chemical reaction and has a pH less than 7.
Tags
NGSS.HS-PS1-1
2.
FLASHCARD QUESTION
Front
What is a base?
Back
A base is a substance that accepts protons (H+) or donates hydroxide ions (OH-) in a chemical reaction and has a pH greater than 7.
3.
FLASHCARD QUESTION
Front
What is the pH scale?
Back
The pH scale is a measure of how acidic or basic a solution is, ranging from 0 (very acidic) to 14 (very basic), with 7 being neutral.
4.
FLASHCARD QUESTION
Front
What happens when an acid and a base react?
Back
When an acid and a base react, they undergo a neutralization reaction, producing water and a salt.
Tags
NGSS.MS-PS1-5
5.
FLASHCARD QUESTION
Front
What is a strong acid?
Back
A strong acid is an acid that completely dissociates in water, releasing all of its protons.
6.
FLASHCARD QUESTION
Front
What is a weak acid?
Back
A weak acid is an acid that partially dissociates in water, releasing only some of its protons.
7.
FLASHCARD QUESTION
Front
What is a strong base?
Back
A strong base is a base that completely dissociates in water, releasing all of its hydroxide ions.
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