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If the density of a substance is measured as 8.0 g/cm³ with an uncertainty of ±0.2 g/cm³, what is the range of possible densities?

Practice Questions

1 question
Q1
If the density of a substance is measured as 8.0 g/cm³ with an uncertainty of ±0.2 g/cm³, what is the range of possible densities?
  1. 7.8 to 8.2 g/cm³
  2. 7.5 to 8.5 g/cm³
  3. 8.0 to 8.4 g/cm³
  4. 8.0 to 8.2 g/cm³

Questions & Step-by-step Solutions

1 item
Q
Q: If the density of a substance is measured as 8.0 g/cm³ with an uncertainty of ±0.2 g/cm³, what is the range of possible densities?
Solution: Range = 8.0 ± 0.2 gives 7.8 to 8.2 g/cm³.
Steps: 0

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