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Introduction to Unit 8: Acids and Bases

Authored by Bri Crosier

Chemistry

10th - 12th Grade

Used 6+ times

Introduction to Unit 8: Acids and Bases
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5 questions

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1.

MULTIPLE CHOICE QUESTION

45 sec • 1 pt

What is the definition of an acid?

A substance that, when dissolved in water, increases the number of hydroxide ions.

A solution in which the solvent is water.

Any hydrogen-containing substance that is capable of donating a proton (hydrogen ion) to another substance.

Any compound that can dissociate to form ions when it dissolves in water.

2.

MULTIPLE CHOICE QUESTION

45 sec • 1 pt

You have a stock solution with 19 M NaOH. You need to make 500 mL of a 1 M solution for your experiment. What volume of the stock solution should you use?

57.89 mL

26.32 mL

34.98 mL

43.00 mL

3.

MULTIPLE CHOICE QUESTION

45 sec • 1 pt

Explain the difference between a dilute and a concentrated solution in terms of moles of solute and liters of solution.

A dilute solution has the same moles of a solute as a concentrated solution, but the dilute solution has more liters of solution.

A concentrated solution has the same moles of a solute as a dilute solution, but the concentrated solution has more liters of solution.

A dilute solution has the same liters of solute as a concentrated solution, but the dilute solution has more moles of solution.

A dilute solution has the same moles of a solution as a concentrated solution, but the dilute solution has more liters of solute.

4.

MULTIPLE CHOICE QUESTION

45 sec • 1 pt

What type of electrolyte dissociates completely in water?

Semielectrolyte

Weak Electrolyte

Nonelectrolyte

Stong Electrolyte

5.

MULTIPLE CHOICE QUESTION

45 sec • 1 pt

What is the molarity of a solution with 13.8 mol of NaCl dissolved in 2.50 L of water?

0.552 M

5.52 M

5.52 m

0.552 m

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