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When dividing 6.022 x 10^23 by 2.0, how many significant figures should the answ

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Question: When dividing 6.022 x 10^23 by 2.0, how many significant figures should the answer have?

Options:

  1. 1
  2. 2
  3. 3
  4. 4

Correct Answer: 2

Solution: 

In division, the result should have the same number of significant figures as the factor with the least significant figures. 6.022 x 10^23 has 4 significant figures and 2.0 has 2 significant figures, so the answer should have 2 significant figures.

When dividing 6.022 x 10^23 by 2.0, how many significant figures should the answ

Practice Questions

Q1
When dividing 6.022 x 10^23 by 2.0, how many significant figures should the answer have?
  1. 1
  2. 2
  3. 3
  4. 4

Questions & Step-by-Step Solutions

When dividing 6.022 x 10^23 by 2.0, how many significant figures should the answer have?
  • Step 1: Identify the numbers involved in the division: 6.022 x 10^23 and 2.0.
  • Step 2: Determine the number of significant figures in each number.
  • Step 3: For 6.022 x 10^23, count the significant figures: it has 4 significant figures.
  • Step 4: For 2.0, count the significant figures: it has 2 significant figures.
  • Step 5: Identify which number has the least significant figures. Here, 2.0 has the least with 2 significant figures.
  • Step 6: Conclude that the result of the division should have the same number of significant figures as the number with the least, which is 2.
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