PS Test 9 Practice: Solutions and Acids and bases
Flashcard
•
Science
•
10th Grade
•
Practice Problem
•
Hard
Wayground Content
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15 questions
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1.
FLASHCARD QUESTION
Front
What is formed when the negative ions from an acid combine with the positive ions from a base?
Back
Salt
2.
FLASHCARD QUESTION
Front
What is the pH of a solution that turns litmus paper blue, phenolphthalein pink, and cabbage juice blue?
Back
10
3.
FLASHCARD QUESTION
Front
How does temperature affect the solubility of a solute in a liquid?
Back
The solubility of a solute in a liquid occurs faster if the liquid is heated.
4.
FLASHCARD QUESTION
Front
At what temperature do the solubilities of KCl and K2Cr2O7 become the same?
Back
72 degrees Celsius
5.
FLASHCARD QUESTION
Front
Which substance is the most soluble at 40 degrees Celsius?
Back
Potassium Chloride
6.
FLASHCARD QUESTION
Front
What is an acid?
Back
An acid is a substance that donates protons (H+) in a solution.
7.
FLASHCARD QUESTION
Front
What is a base?
Back
A base is a substance that accepts protons (H+) or donates hydroxide ions (OH-) in a solution.
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