Answered: Perform this calculation to the correct…

Perform this calculation to the correct number ofsignificant figures: 78.222 x (12.02 - 11.52) (a) 39 (b) 39.1 (c) 39.11 (d) 39.111

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 18PS: Which part of the description of a compound or element refers to its physical properties and which...

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Concept explainers

Matter and Measurement

In the universe, there is matter, energy, and void space. The universe contains energy and void space. The definition of matter can be considered as something which possesses mass and consumes space. Chemistry is that branch of science which deals with the study of matter. Under chemistry, nature, composition, and the changes occurring to matter are discussed.

Question

Perform this calculation to the correct number of
significant figures: 78.222 x (12.02 - 11.52)

(a) 39

(b) 39.1

(d) 39.111

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6c-please see attached Ka=2.39x10^-4
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