Chemistry 0620 · IGCSE · Separation and purification

Separation and purification — practice question

One sample of sea-water is distilled, whereas another sample of sea-water is filtered. Which statement about the samples is correct?

  • AThe distilled sample boils at exactly $100\,^{\circ}\text{C}$ and contains dissolved salts.
  • BThe distilled sample boils at $103\,^{\circ}\text{C}$ and does not contain dissolved salts.
  • CThe filtered sample boils at $103\,^{\circ}\text{C}$ and contains dissolved salts.
  • DThe filtered sample boils at exactly $100\,^{\circ}\text{C}$ and does not contain dissolved salts.

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