Question

Tritium, used in some glow-in-the-dark watches, has a half-life of approximately 12.3 years. How many years...

Tritium, used in some glow-in-the-dark watches, has a half-life of approximately 12.3 years. How many years will it take for a 5 gram sample to be reduced to only 1 gram?

Math   Calculus   
0 0
Add a commentTranscribed image text
Next >

Homework Answers

Answer #1

0 0
Know the answer?
Your Answer:

Post as a guest

Your Name:

What's your source?

Earn Coins

Coins can be redeemed for fabulous gifts.

Log In

Sign Up

Not the answer you're looking for?
Ask your own homework help question
Similar Questions
Hydrogen- 3 is radioactive and has a half life of 12.3 years. What percentage of a...
Hydrogen- 3 is radioactive and has a half life of 12.3 years. What percentage of a sample would be left after 53.3 years? Round your answer to 2 significant digits. Hydrogen- 3 is radioactive and has a half life of 12.3 years. What percentage of a sample would be left after 53.3 years? Round your answer to 2 significant digits.
Cs-137 is used in medical treatments. It has a half-life of 30.0 years. How many years...
Cs-137 is used in medical treatments. It has a half-life of 30.0 years. How many years must pass in order for a 40.0 mg sample to decay to 20.0 mg sample? Show your work.
The half-life of radioactive strontium-90 is approximately 30 years. In 1961, radioactive strontium-90 was released into...
The half-life of radioactive strontium-90 is approximately 30 years. In 1961, radioactive strontium-90 was released into the atmosphere during testing of nuclear weapons, and was absorbed into people's bones. How many years does it take until only 8 percent of the original amount absorbed remains? time = _______ years
11. Carbon-14 has a half-life of 5760 years. A 1-gram sample of an ancient pine spear...
11. Carbon-14 has a half-life of 5760 years. A 1-gram sample of an ancient pine spear contains 1/8 as much carbon-14 as is present in a modern pine branch. (a) Approximately how old is the spear? (b) If a spear were 100,000 years old, why would carbon dating be inadequate for dating it?
Polonium-209, an α emitter, has a half-life of 102 years. How many α particles are emitted...
Polonium-209, an α emitter, has a half-life of 102 years. How many α particles are emitted in 1.8 s from a 1.4 ng sample of 209Po?
A nuclide has a half life of 2.41 x104 years. How long will it take a...
A nuclide has a half life of 2.41 x104 years. How long will it take a sample to reach a level of radioactivity that is 2.5% the level it had when it was first made?
The half-life of Sr 90 is 28 years A. how many grams of Sr 90 in...
The half-life of Sr 90 is 28 years A. how many grams of Sr 90 in a 8.00 g sample of this nuclide will have decayed after 84 years? B. how many hours are required to reduce the amount of Sr 90 present in 80.0g sample to 10.0mg?
5. Cobalt - 60 decays with a half - life of 5.27 years to produce Nickel...
5. Cobalt - 60 decays with a half - life of 5.27 years to produce Nickel - 60. How long does it take for a sample of Cobalt - 60 to disintegrate to the extent that only 2.0% of the original amount remains?
15.58 The half-life for the radioactive decay of C−14 is 5730 years. How long will it...
15.58 The half-life for the radioactive decay of C−14 is 5730 years. How long will it take for 25% of the C−14 atoms in a sample of C−14 to decay? If a sample of C−14 initially contains 1.9 mmol of C−14, how many millimoles will be left after 2250 years?
The following isotope has a half-life of 5,730 years. If we have 8.7×10-4 μμg of sample,...
The following isotope has a half-life of 5,730 years. If we have 8.7×10-4 μμg of sample, how many years will pass until only 29% of the original sample remains. The decay follows first-order kinetics.
ADVERTISEMENT
Need Online Homework Help?

Get Answers For Free
Most questions answered within 1 hours.

Ask a Question
ADVERTISEMENT