CAPE Chemistry Unit 2 · 2015 · Paper 1 · Question Q20
What is the concentration of \text{Pb}^{2+} in the original solution?
- (A)
3.60 \times 10^{-5}\text{ mol dm}^{-3} - (B)
3.60 \times 10^{-4}\text{ mol dm}^{-3} - (C)
5.40 \times 10^{-4}\text{ mol dm}^{-3} - (D)
7.20 \times 10^{-4}\text{ mol dm}^{-3}
The answer is shown once you've answered.
Practise this question