Cambridge IGCSE 0620 · Chemistry

Question
Two samples of a white solid, labelled X and Y, are thought to be the same compound. Pure aspirin melts sharply at 135 degC. Sample X melts sharply at 135 degC. Sample Y begins to melt at 128 degC and is fully molten by 134 degC.
[4 marks] Describe / Explain
Write your answer

Marking your answer… please wait

Try it free — the AI marks 3 answers a day. A free account marks 30 a day. Sign up free →
📖 Input mode Study the worked solution, then try one like it. Revealed questions aren't counted. Back to practice mode