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Concentration Calculations and Colligative Properties

Authored by Michelle Yarish

Chemistry

9th - 12th Grade

NGSS covered

Used 1+ times

Concentration Calculations and Colligative Properties
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19 questions

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1.

MULTIPLE CHOICE QUESTION

5 mins • 1 pt

What is the molarity of 4 grams of sodium chloride (NaCl) in 3,800 mL of solution?

0.018 M
0.018 m
1.052 M
1.052 m

2.

MULTIPLE CHOICE QUESTION

5 mins • 1 pt

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

1.074 mol
62.7 mol
1.07 mol
62.7 grams

3.

MULTIPLE CHOICE QUESTION

5 mins • 1 pt

How many grams of solute are dissolved in 125.0 mL of 5.00M NaCl?

0.625 g NaCl
36.52 g NaCl
36.5 g NaCl
0.625 mol NaCl

Tags

NGSS.HS-PS1-7

4.

MULTIPLE CHOICE QUESTION

5 mins • 1 pt

What is the percent composition of a sugar solution where 10 grams of sugar is added to 100 grams of water?

.10%
0.091%
9.090909%
9.1%

5.

MULTIPLE CHOICE QUESTION

5 mins • 1 pt

What mass of solute is needed to make 75.0 g of a 3.4% solution?

2.55 g
22 g
0.05 g

6.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

What is the molarity of a solution composed of 8.210 g of potassium chromate, (molar mass= 194.20g/mol), dissolved in enough water to make .500L of solution?


   Molarity= molesofsoluteL of solutionMolarity=\ \frac{molesofsolute}{L\ of\ solution}  

.0423 M

.0846 M

16.4 M

.172 M

7.

MULTIPLE CHOICE QUESTION

2 mins • 1 pt

A 2M solution contains

2 mol of solute dissolved in 1L of solvent

1 mol of solute dissolved in 2L of solvent

2 mol of solute dissolved in 1 mol of solvent

2 mol of solute dissolved in 1 kg of solvent

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