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NaCl Dilution – Theory Only (MCQ)

Authored by NURUL EZZAH NABILA BINTI ROSALAN

Chemistry

University

Used 3+ times

NaCl Dilution – Theory Only (MCQ)
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10 questions

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1.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What happens to the concentration of NaCl when water is added to the solution?

Increases

Decreases

Stays the same

Becomes saturated

2.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is the correct formula used for dilution calculations?

V₁ + V₂ = V₃

M₁V₁ = M₂V₂

n = C × V²

m = V/M

3.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Which unit is typically used for concentration in dilution calculations?

g

mol

mol/L

mL

4.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

If the volume of a solution is doubled, what happens to the concentration?

Becomes zero

Becomes half

Doubles

Stays the same

5.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Dilution is used to:

Increase the number of Na⁺ and Cl⁻ ions

Increase the temperature of a solution

Decrease the concentration of a solution

Crystallize the salt

6.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

The number of moles of NaCl after dilution is:

Increased

Decreased

Unchanged

Doubled

7.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

A 1 M NaCl solution diluted to 500 mL from 250 mL will result in:

0.5 M

1 M

2 M

0.25 M

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