Molarity (HSC SSCE Chemistry): Quizzes

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Molarity
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What does molarity measure in a solution?

Moles of solute per litre of solution

What is the formula for molarity?

c=nVc = \frac{n}{V}

What are the units of molarity?

mol L−1\text{mol L}^{-1}

Which formula calculates moles from molarity and volume in litres?

n=cVn = cV

Why multiply by 1000 in the millilitre molarity formula?

Converts millilitres to litres

What is a standard solution?

Solution with accurately known conc.

What is the approximate molarity of NaCl in sea water?

0.60 mol L−10.60 \text{ mol L}^{-1}

Which formula converts mass to moles?

n=mMMn = \frac{m}{MM}

How does molarity change when volume of solution decreases?

Molarity increases

How many moles in 25 mL of 0.1 mol L−10.1 \text{ mol L}^{-1} solution?

0.00250.0025 mol

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