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Dilution

Authored by Chris Smith

Chemistry

9th - 12th Grade

NGSS covered

Used 14+ times

Dilution
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18 questions

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1.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

How do chemists describe the "strength" or concentration of a solution?

molarity

concentrated

diluted

strong

2.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

How do chemists calculate molarity?

grams/mole

moles/Liter

ounces/container

3.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Media Image

What is the molarity of 0.50 moles of NaCl in 0.25 L of solution?

1.0 M

0.5 M

2.0 M

1.5 M

4.

MULTIPLE CHOICE QUESTION

2 mins • 1 pt

Media Image

Determine the molarity of 2.25 moles of sulfuric acid, H2SO4, dissolved in 725 mL of solution.

322 M

3.10 M

0.325 M

2.25 M

5.

MULTIPLE CHOICE QUESTION

2 mins • 1 pt

Media Image

How many moles of NaCl are present in a solution with a molarity of 8.59 M and a volume of 125 mL?

10.74 mol

0.0695 mol

1.07 mol

62.7 mol

6.

MULTIPLE CHOICE QUESTION

2 mins • 1 pt

Media Image

How many moles are needed to make 2.5 L of a 3.8 M solution? 

9.5 mol

0.66 mol

1.5 mol

15 mol

Tags

NGSS.HS-PS1-7

7.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Media Image

If 20.0 mL of a 3.80 M solution is diluted to 50.0 mL, what is the ending molarity?

1.52

2.67

2.95

5.62

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