Ask a New Question

Asked by Jo

the half life of a radioactive substance is one day. You have 100 grams. how much of the substance would be left after a week?
10 years ago

Answers

Steve
After t days, you have

100*(1/2)^t
10 years ago

Related Questions

The half life of a radioactive sample is 6.93 days.after how many days will only one -tenth of the s... The half-life of a radioactive material is about 34.6 years. How much of a 1-gram sample of the mate... The half life of a radioactive material is 120 months. How much of this material will be left after... The half-life of a radioactive isotope is 10 days. If 3.2 kg are present now, how much was present 3... The half-life of a radioactive kind of antimony is 4 days. How much will be left after 12 days, if y... The half-life of a radioactive kind of nitrogen is 10 minutes. If you start with 120 grams of it, ho... The half-life of a radioactive kind of actinium is 22 years. If you start with 48 grams of it, how m... The half-life of a radioactive nucleus is 17 seconds. What is the decay constant of this source?...
Ask a New Question
Archives Contact Us Privacy Policy Terms of Use