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Learn the toughest concepts covered in Chemistry with step-by-step video tutorials and practice problems by world-class tutors

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Ch.1 - Introduction: Matter, Energy, and Measurement

Ch.2 - Atoms, Molecules, and Ions

Ch.3 - Chemical Reactions and Reaction Stoichiometry

BONUS: Lab Techniques and Procedures

BONUS: Mathematical Operations and Functions

Ch.4 - Reactions in Aqueous Solution

Ch.5 - Thermochemistry

Ch.6 - Electronic Structure of Atoms

Ch.7 - Periodic Properties of the Elements

Ch.8 - Basic Concepts of Chemical Bonding

Ch.9 - Molecular Geometry and Bonding Theories

Ch.10 - Gases

Ch.11 - Liquids and Intermolecular Forces

Ch.12 - Solids and Modern Materials

Ch.13 - Properties of Solutions

Ch.14 - Chemical Kinetics

Ch.15 - Chemical Equilibrium

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Ch.17 - Additional Aspects of Aqueous Equilibria

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Brown - Chemistry:The Central Science 14th Edition

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Chapter 1, Problem 45d

What is the number of significant figures in each of the following measured quantities? (d) 2.94×10³ m²

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Chapter 1, Problem 45d

What is the number of significant figures in each of the following measured quantities? (d) 2.94×103 m2

What is the number of significant figures in each of the following measured quantities? (d) 2.94×10³ m²