
Acid-Bases-Solutions
Authored by Ms HAWKINS
Science
8th - 9th Grade
NGSS covered
Used 36+ times

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13 questions
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1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Which of the following does NOT increase the rate of dissolving of a solid in water?
constant agitation
raising the temperature
decreasing the surface area
crushing the solid to small pieces
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What determines if the solution is basic?
A greater concentration of H+ ions than OHions
A greater concentration of OH- ions than H+ ions.
Equal concentrations of OH- and H+ ions
Higher concentrations of salt.
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
If you crush a sugar cube, it will increase the dissolving. Why?
Crushing decreases its surface area.
Crushing decreases its amount.
Crushing increases its surface area.
Crushing increases its amount
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Which of the following would help to dissolve a solute?
Heat it up.
Stir it.
Crush it.
All of the above.
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
LiOH is added to water to form a solution. How does adding LiOH to the water affect its pH level?
LiOH releases oxygen ions in water, which decreases its pH level.
LiOH releases hydroxide ions in water, which increases its pH level.
LiOH releases hydrogen ions in water, which increases its pH level.
LiOH releases lithium ions in water, which decreases its pH level
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
How would you increase the conductivity of a solution?
Increase the concentration of ions in the solution.
Decrease the concentration of ions in the solution.
Increase the temperature of the solution.
Decrease the temperature of the solution.
Tags
NGSS.HS-PS1-5
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Which of the following properties did NOT change with the addition of carbon dioxide to the water?
the pH of the solution
the color of the solution
the phase of the solution
the volume of the solution
Tags
NGSS.MS-PS1-2
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