adult for every 6 children. One class has 24 children; one has 26 children; and the third has 28 children. Each class has 1 teac
1 answer:
You might be interested in
Answer:
- Initial amount of the material is 67 kg
- Hal-life is 83 hours
<u>The required equation is:</u>
- m(x) = 67 *
, where m- remaining amount of the radioactive material, x - number of hours
<u>After 5 hours the material remains:</u>
- m(5) = 67 *
= 64.260 (rounded)