Honor's Atomic Structure & Average Atomic Mass Quiz (10/21/2024) - Angela LEIGH Nardiello | Library

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4

The diagram of an atom below shows two regions, the nucleus (1) and the area surrounding the nucleus (2).

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4

Atoms are __________ because they have the same number of protons and electrons. 

Protons have a __________ charge, electrons have a __________, and neutrons are__________.

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3

The estimated average atomic mass of Silicon could be __________ amu because the __________ abundant isotope is __________.

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2

An atom has 7 protons, 7 electrons, and 8 neutrons. What is its atomic mass?

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2

Given the isotope of Oxygen-18, how many neutrons does this isotope have?

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2

Given the isotope of Carbon-12, how many neutrons does it contain?

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2

Given the isotope of Chlorine-35, how many neutrons does it possess?

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2

An atom of Carbon-13 (C-13) contains 6 protons. How many neutrons does this atom contain?

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2

There are _______ neutrons in this lithium atom.

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2

If an atom has 17 protons, 18 neutrons, and 17 electrons, what is the mass of this atom?

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2

Which particles have almost the same mass?

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2

Which of the following represents a pair of isotopes?

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4

An element has three naturally occurring isotopes: Isotope A (75% abundance, atomic mass 70 amu), Isotope B (20% abundance, atomic mass 71 amu), and Isotope C (5% abundance, atomic mass 72 amu). What is the average atomic mass of the element?