Answer to Question #175311 in Organic Chemistry for Alex

Question #175311

A radioisotope has an initial activity of 5 millicurie. 48hours later the observed activity is 4 millicurie. Determine

a) the half-life of the radioisotope

b) the initial number of nuclides in the radioisotope

Expert's answer

1. Half life ;"48\u00d7\\frac {1} {24}=2" half lives.

2. The number of nuclei N as a function of time is N ;"N_0e\u2212\u03bbt," =32 nucleotides

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Comments

Assignment Expert

19.04.21, 15:59

Dear Eastman, Questions in this section are answered for free. We can't fulfill them all and there is no guarantee of answering certain question but we are doing our best. And if answer is published it means it was attentively checked by experts. You can try it yourself by publishing your question. Although if you have serious assignment that requires large amount of work and hence cannot be done for free you can submit it as assignment and our experts will surely assist you.

Eastman

16.04.21, 14:19

Please I don't understand

Alex

26.03.21, 13:05

I don't understand, I did not see the workings that yielded the answers, will be happy to see how to solve it