Solution Concentration Mole Fractions

Solution Concentration Mole Fractions

11th Grade

15 Qs

quiz-placeholder

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Solution Concentration Mole Fractions

Solution Concentration Mole Fractions

Assessment

Quiz

Chemistry

11th Grade

Practice Problem

Easy

NGSS
HS-PS1-7

Standards-aligned

Created by

Charles Martinez

Used 1+ times

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15 questions

Show all answers

1.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Determine the mole fraction of SOLUTE in a solution with 2 moles of acetic acid C2H4O2 and 2 moles of water.

.5
.25
1
.2

2.

MULTIPLE CHOICE QUESTION

3 mins • 1 pt

If the percent by volume is 2.0% and the volume of solution is 250 mL, what is the volume of solute in solution?

0.5 mL
1.25 mL
5.0 mL
12.5 mL

3.

MULTIPLE CHOICE QUESTION

2 mins • 1 pt

If the percent (mass/mass) for a solute is 4% and the mass of the solution is 200 g, what is the mass of solute in the solution?

8.0 g
50 g
80 g
800 g

4.

MULTIPLE CHOICE QUESTION

3 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

5.

MULTIPLE CHOICE QUESTION

3 mins • 1 pt

What is the volume of solution needed to make a 3.5% by volume solution using 2.0mL of solute?

57 mL
0.57 mL
7 mL

6.

MULTIPLE CHOICE QUESTION

3 mins • 1 pt

What is the mole fraction of ethanol when 0.504 mol of ethanol are mixed with 4.06 mol of water?

0.110
0.124
0.097

7.

MULTIPLE CHOICE QUESTION

3 mins • 1 pt

What is the mole fraction of water when 0.504 mol of ethanol are mixed with 4.06 mol of water?

0.110
0.124
0.097
0.89

Tags

NGSS.HS-PS1-7

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