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Chapter 2, Problem 1MC
Summary Introduction

Introduction:

The atomic number refers to the number of protons in the nucleus.

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The nucleus of an atom contains:   a. neutrons and electrons   b. protons and electrons   c. protons only   d. neutrons and protons   e. neutrons only
For 42He*2 The atomic number is f and there are are protons. The mass number is and there are nucleons. There are neutrons. The charge is and there are are electrons. This radiation is called a. alpha b. beta C. gamma d. 0 е. 1 f. 2 g. 3 h. 4 i. 5 j. 6
Isotopes differ from each other only in the number of electrons they contain.   Select one: a. True b. False

Chapter 2 Solutions

Loose-leaf Version for What Is Life? A Guide to Biology 4E & LaunchPad for What is Life? A Guide to Biology 4E (Twelve Month Access)

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