Solutions Test

Result

Solutions Test - 6

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Weekly Quiz Competition

Question 1
4 / -1

The sum of mole fractions of A, B and C in an aqueous solution containing 0.2 moles of each A, B and C is

A
0.6

B
0.2

C
1.0

D
1.2

Solution
Question 2
4 / -1

Out of following which one is not an example of a solution?

A
Air

B
Brass

C
Amalgam

D
Benzene in water
Question 3
4 / -1

In which ratio of volume 0.4 M HCl and 0.9 M HCl are to be mixed such that the concentration of the resultant solution becomes 0.7 M ?

A
4 : 9

B
2 : 3

C
3 : 2

D
1 : 1

Solution
Question 4
4 / -1

Calculate the normality of 250 mL aqueous solution of H₂SO₄ having pH = 0.00.

A
0.25 N

B
0.50 N

C
1 N

D
2 N
Question 5
4 / -1

What is the molarity of 0.2 N Na₂ CO₃ solution ?

A
0.1 M

B
0 M

C
0.4 M

D
0.2 M

Solution
Question 6
4 / -1

Molarity is expressed as

A
L/mol

B
mol/L

C
mol/1000 g

D
g/L
Question 7
4 / -1

What is the total number of moles of H₂ SO₄ needed to prepare 5.0 L of a 2.0 M solution of H₂ SO₄ ?

A
2.5

B
5.0

C
10

D
20
Question 8
4 / -1

2.5 L of NaCl solution contain 5 moles of the solute. What is the molarity ?

A
5 M

B
2 M

C
2.5 M

D
12.5 M
Question 9
4 / -1

What is the mole fraction of the solute in a 1.00 m aqueous solution ?

A
0.177

B
1.770

C
0.0354

D
0.0177
Question 10
4 / -1

10 cm³ of 0.1 N monobasic acid requires 15 cm³ of sodium hydroxide solution whose normality is

A
1.5 N

B
0.15 N

C
0.066 N

D
0.66 N

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Re-Attempt Weekly Quiz Competition

Solutions Test - 6

Result

Solutions Test - 6

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Rank

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SHARING IS CARING

Question 1

0.6

0.2

1.0

1.2

Solution

Question 2

Air

Brass

Amalgam

Benzene in water

Question 3

4 : 9

2 : 3

3 : 2

1 : 1

Solution

Question 4

0.25 N

0.50 N

1 N

2 N

Question 5

0.1 M

0 M

0.4 M

0.2 M

Solution

Question 6

L/mol

mol/L

mol/1000 g

g/L

Question 7

2.5

5.0

10

20

Question 8

5 M

2 M

2.5 M

12.5 M

Question 9

0.177

1.770

0.0354

0.0177

Question 10

1.5 N

0.15 N

0.066 N

0.66 N

User

Question Analysis

My Perfomance

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