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The radioisotope radon-222 has a

The radioisotope radon-222 has a half-life of 3.8 days. How much of a 98.4 g sample of radon -222 would be left after
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2. asked by Nikkie
3. 1,597 views
The radioisotope radon-222 has a half-life of 3.8 days. How much of a 65-g sample of radon-222 would be left after approximately
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2. asked by Anon
3. 1,106 views
Radon-222 is an isotope that undergoes radioactive decay. For a sample initially containing 450milligrams of radon-222, the
1. 5 answers
2. 80 views
Radon-222 is an isotope that undergoes radioactive decay. For a sample initially containing 450milligrams of radon-222, the
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2. asked by pp
3. 112 views
The element radon is at the opposite end of the range with the lowest specific heat of all naturally occurring elements. At
1. 1 answer
2. 16 views
Can someone link me videos and sites that can teach me the formula to solve these? Or try to help me understand how to solve
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2. asked by Samantha
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Radium has a half-life of 1620 years and decays into radon, which has a half-life of 3.82 days. A 10-gm source of radium is
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2. asked by Nivia
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A 1.50- gas sample at 722 and 25.0 contains 7.56 radon-220 by volume. Radon-220 is an alpha-emitter with a half-life of 55.6s
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2. asked by Diamond
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What is the mass of 1444.3 liters of radon gas? The density of radon is 9.73 grams per liter.
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2. asked by Vanessa
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Radon 86222Rn is a radioactive gas with a half-life of 3.82 d. If there are initially 400 decays/s in a sample, how many radon
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2. asked by Ben
3. 684 views