Does the answer need 2 sig figs or 3? Estimated Value (EV) = 2.8 g/cm^3True Value (TV) = 2.702 g/cm^3Percent Error =| EV - TV |TV- X 100 =| 2.8-2.702 |2.702X 100 =| 0.098 |2.702x 100 = 3.6 %

Estimated Value, EV = 2.8 g/cm3 True Value, TV = 2.702 g/cm3

Answered: Does the answer need 2 sig figs or 3?

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Does the answer need 2 sig figs or 3?

Chemistry & Chemical Reactivity

10th Edition

ISBN:9781337399074

Author:John C. Kotz, Paul M. Treichel, John Townsend, David Treichel

Publisher:John C. Kotz, Paul M. Treichel, John Townsend, David Treichel

Chapter1: Basic Concepts Of Chemistry

Section: Chapter Questions

Problem 35RGQ: Molecular distances are usually given in nanometers (1 nm = 1 109 m) or in picometers (1 pm = 1 ...

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Question

Does the answer need 2 sig figs or 3?

Estimated Value (EV) = 2.8 g/cm^3
True Value (TV) = 2.702 g/cm^3
Percent Error =
| EV - TV |
TV
- X 100 =
| 2.8-2.702 |
2.702
X 100 =
| 0.098 |
2.702
x 100 = 3.6 %

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