DP Chemistry (last assessment 2024)
Question 22M.1.sl.TZ2.1
| Date | May 2022 | Marks available | [Maximum mark: 1] | Reference code | 22M.1.sl.TZ2.1 |
| Level | sl | Paper | 1 | Time zone | TZ2 |
| Command term | Solve | Question number | 1 | Adapted from | N/A |
1.
[Maximum mark: 1]
22M.1.sl.TZ2.1
What is the concentration of chloride ions, in mol dm−3, in a solution formed by mixing 200 cm3 of 1 mol dm−3 HCl with 200 cm3 of 5 mol dm−3 NaCl?
A. 1
B. 2
C. 3
D. 6
[1]
Markscheme
C
Examiners report
52% of the candidates calculated the concentration of chloride ions in the titration. The distractors were chosen almost equally.