The chromatogram displays the chromatography results for mixture $Z$, alongside the separate dyes marked $1$, $2$, $3$ and $4$.
(main)[1]
Which of the dyes is present in $Z$?
Worked solution & mark scheme
This 1-mark question has a full step-by-step worked solution and mark scheme. One marking point: “C” …
- Full mark scheme, point by point
- Step-by-step worked solution
- Write your answer & get it marked instantly by AI