Chemistry 5070 · O Level · Experimental design

Experimental design — practice question

A scientist has to pour approximately $100\,\text{cm}^3$ of water into each of 50 large beakers. The scientist wants to complete the filling as quickly as possible. Which method should be used?

  • AA $50\,\text{cm}^3$ burette should be used twice for each beaker.
  • BA $100\,\text{cm}^3$ gas syringe should be used once for each beaker.
  • CA $25\,\text{cm}^3$ graduated pipette should be used four times for each beaker.
  • DA $100\,\text{cm}^3$ measuring cylinder should be used once for each beaker.

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