I am having a bit of trouble with significant figures and rounding. In a question such as the one below, would the sig fig I put in my answer be correct?How many moles are present in 3.44 g CoCl2 ꞏ 6H2O? = (Which sig fig amount is correct-->) .0217 moles or .021 molesThe whole answer was 0.02177904, would I round this answer to the 3rd sig fig? So, is the correct answer actually .022?

Significant figures are basically the measure of uncertainty in measurement.In the answer,digits are…

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Chemistry

10th Edition

ISBN:9781305957404

Author:Steven S. Zumdahl, Susan A. Zumdahl, Donald J. DeCoste

Publisher:Steven S. Zumdahl, Susan A. Zumdahl, Donald J. DeCoste

Chapter1: Chemical Foundations

Section: Chapter Questions

Problem 1RQ: Define and explain the differences between the following terms. a. law and theory b. theory and...

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I am having a bit of trouble with significant figures and rounding. In a question such as the one below, would the sig fig I put in my answer be correct?

How many moles are present in 3.44 g CoCl2 ꞏ 6H2O?

= (Which sig fig amount is correct-->) .0217 moles or .021 moles

The whole answer was 0.02177904, would I round this answer to the 3rd sig fig? So, is the correct answer actually .022?

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