Concept explainers
Interpretation:
Whether the radioactivity of
Concept introduction:
Half-life is defined as the time required for the number of nuclides to reach half of the original value. Half-life is defined as the time required for the number of nuclides to reach half of the original value. The remaining mass of a sample is calculated by the formula shown below.
Where,
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Answer to Problem 68E
The compound
The radioactivity of
Explanation of Solution
The amount of uranium in
The value of molar mass of uranium and
Substitute the value of molar mass of uranium and
The amount of uranium in
The value of molar mass of uranium and
Substitute the value of molar mass of uranium and
The amount of uranium in
The amount of any substance present in one mole is equal to the molar mass of that substance.
Therefore, the amount of uranium in one mole of
Therefore the
The compound
The radioactivity of
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Chapter 20 Solutions
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