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Solution concentration review

Authored by Ned Granville

Chemistry

10th Grade

NGSS covered

Used 12+ times

Solution concentration review
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20 questions

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1.

MULTIPLE CHOICE QUESTION

5 mins • 1 pt

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

1074 mol
0.069 mol
1.07 mol
62.7 mol

Tags

NGSS.HS-PS1-7

2.

MULTIPLE CHOICE QUESTION

3 mins • 1 pt

What is the molality of a solution in which 3.0 moles of NaCl is dissolved in 1.5 Kg of water?

2.0 M

0.22 m

135 m

2.0m

3.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

You need to make 200 mL of a 0.20 M aqueous solution of sodium chloride. The only available solution is 1.0 M. Determine how to make the needed dilution.

Add 160 mL to the initial volume

Add 160 grams to the initial volume

Evaporate 160 mL from the initial volume

the experiment cannot be conducted with the materials provided

4.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What volume, in milliliters, of 10.0 M NaOH is needed to prepare 300 mL of 2.00 M NaOH by dilution?

0.067 mL

60.0 mL

100 mL

125 mL

Tags

NGSS.HS-PS1-7

5.

MULTIPLE CHOICE QUESTION

15 mins • 1 pt

How many grams of AgNO3 (MM = 169.87) are needed to prepare 0.125M solution in 250 mL of water? 

.03g
0.5g
5.3g
84.9g

Tags

NGSS.HS-PS1-7

6.

MULTIPLE CHOICE QUESTION

5 mins • 1 pt

If I have 340 mL of a 0.5 M NaBr solution, what will the concentration be if I add 560 mL more water to it?

.188 M

3.78 M

.389 M

1.76 M

7.

MULTIPLE CHOICE QUESTION

15 mins • 1 pt

Find the molarity of 186.55 g of sucrose, C12H22O11 in 250 mL of water.

2.18 M

0.746 M

1.18 M

0.545 M

Tags

NGSS.HS-PS1-7

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