Concentration Calculations

What volume would contain 0.01 moles of a 0.2M solution?

• 1
• 50
• 0.05
• 0.5

Calculate the number of moles in 50dm³ of 5 mol dm^-3 H₂SO₄

• 10

• 0.1

• 25

• 250

Calculate the number of moles in 2dm³ of 0.05 mol dm^-3 HCl

• 0.025

• 0.05

• 0.1

• 0.2

Calculate the number of moles in 10cm³ of 0.25 mol dm^-3 KOH

• 2.5

• 0.25

• 0.025

• 0.0025

Calculate the concentration in mol dm^-3 of 0.400 moles of HCl in 2dm³ of solution.

• 0.2

• 0.8

• 20

• 80

Calculate the concentration in mol dm^-3 of 12.5 moles of H₂SO₄ in 5.00dm³ of solution.

• 0.06

• 60

• 2.5

• 0.0025

Calculate the concentration in mol dm^-3 of 1.05g of NaOH in 500cm³ of solution.

• 0.0525

• 0.0021

• 201

• 0.013

Calculate the volume of a 0.1 mol dm^-3 solution of NaOH that contains 0.005 moles.

• 0.05 dm³

• 0.5 dm³

• 5 dm³

• 50 dm³

What is the concentration of a solution containing 0.1 mol of a solute dissolved in 0.5 dm³?

30cm³ of NaOH is neutralised by 12.3cm³ of 0.2mol/l HCl. What is the concentration of the NaOH.

• 82 mol/l

• 0.82 mol/l

• 0.49 mol/l

• 0.082 mol/l

Tags

NGSS.HS-PS1-7