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Examine the information. Isotope B
Examine the information.
Isotope B has a half-life of 3 days. A scientist measures out 100 grams of this substance. After 6 days
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What information is needed to calculate the average atomic mass of an element?
A. The relative abundance of its isotope** B. The
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A rare isotope of a nuclear material is very unstable, decaying at a rate of 12% each second. Find how much isotope remains
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A rare isotope of a nuclear material is very unstable, decaying at a rate of 13% each second. Find how much isotope
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Consider the isotope arsenic-76
How many protons are in an atom of this isotope? 33 What is the mass number of this isotope? 76
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Consider an isotope with 38 electrons, an atomic number of 39, and a mass number of 86. Answer the following questions:
a. How
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1. Consider an isotope with 18 protons, a charge of +2, and a mass number of 38. Answer the following questions:
a. How many
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What information is needed to calculate the average atomic mass of an element?
A. the charge on each isotope B. the relative
1 answer
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Element X has three isotopes
Isotope 1 Isotope 2 Isotope 3 Mass 28 29 30 Abundance % 92.18 4.71 3.12 ii)Use the isotope
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What information is needed to calculate the average atomic mass of an element?
A. the charge on each isotope B. the relative
1 answer
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