3.4 Using concentrations of solutions in mol/dm3

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Question 9

Two solutions each contain 4.00 g of solute dissolved in 100 cm³ of solution. Solution 1 contains sodium hydroxide, relative formula mass 40. Solution 2 contains potassium hydroxide, relative formula mass 56. Which statement about the two solutions is correct?

[1]

They have the same concentration in $g/dm3\text{g/dm}^3$ , and solution 1 has the higher concentration in $mol/dm3\text{mol/dm}^3$ .

They have the same concentration in $g/dm3\text{g/dm}^3$ , and solution 2 has the higher concentration in $mol/dm3\text{mol/dm}^3$ .

Solution 1 has the higher concentration in $g/dm3\text{g/dm}^3$ and the higher concentration in $mol/dm3\text{mol/dm}^3$ .

Solution 2 has the higher concentration in $g/dm3\text{g/dm}^3$ and the higher concentration in $mol/dm3\text{mol/dm}^3$ .

They have the same concentration in $g/dm3\text{g/dm}^3$ , and solution 1 has the higher concentration in $mol/dm3\text{mol/dm}^3$ .

They have the same concentration in $g/dm3\text{g/dm}^3$ , and solution 2 has the higher concentration in $mol/dm3\text{mol/dm}^3$ .

Solution 1 has the higher concentration in $g/dm3\text{g/dm}^3$ and the higher concentration in $mol/dm3\text{mol/dm}^3$ .

Solution 2 has the higher concentration in $g/dm3\text{g/dm}^3$ and the higher concentration in $mol/dm3\text{mol/dm}^3$ .

3.4 Using concentrations of solutions in mol/dm3

Question 9

Markscheme

3.4 Using concentrations of solutions in mol/dm3

Question 9

Markscheme

3.4 Using concentrations of solutions in mol/dm3

Question 9

3.4 Using concentrations of solutions in mol/dm3 Questions

3.4 Using concentrations of solutions in mol/dm3

Question 9

3.4 Using concentrations of solutions in mol/dm3 Questions