Laboratory Balances and Weighing Accuracy
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Questions and Answers

What type of balance should be used for weighings requiring four or more significant figure accuracy?

  • Top-loading balance
  • Precision balance
  • Compact balance
  • Analytical balance (correct)
  • At what accuracy do top-loading balances weigh?

  • ± 0.1 mg
  • ± 0.01 g
  • ± 0.001 g
  • ± 1 mg (correct)
  • What does the statement 'Weigh out about 2 g of' mean in chemical procedures?

  • Weigh less than 2 g
  • Weigh approximately 2 g (correct)
  • Weigh exactly 2 g
  • Weigh more than 2 g
  • Which balance is suitable for most weighings of amounts specified to only two or three significant figures?

    <p>Top-loading balance</p> Signup and view all the answers

    In chemical procedures, when should an analytical balance be used?

    <p>For four or more significant figure accuracy</p> Signup and view all the answers

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