Chemistry 0620 · IGCSE · Experimental design

Experimental design — practice question

A student measured out exactly $25.00\ \text{cm}^3$ of dilute hydrochloric acid into a conical flask. The student then added $2.5\ \text{g}$ of solid sodium carbonate and recorded how the mixture’s temperature changed. Which apparatus should the student use?

  • Abalance, measuring cylinder, thermometer
  • Bbalance, pipette, stopwatch
  • Cbalance, pipette, thermometer
  • Dburette, pipette, thermometer

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