The half life of cobalt 60 is 5.3 years. How long will it take a 4.8g...

Question

Question

The half life of cobalt 60 is 5.3 years. How long will it take a 4.8g sample of Co60 to decay until only 1.6g of Co60 remains in the sample?

science chemistry

Answer 1

Answer #1

Answer:-

This question is solved by using simple formula, of half life.

The answer is given in the image,

Answer 2

Similar Homework Help Questions

70. The half-life of cobalt-60 is 5.3 years. What percent of a sample of cobal:-60 will...

70. The half-life of cobalt-60 is 5.3 years. What percent of a sample of cobal:-60 will remain after 21.2 years? A) 50% B) 40% C) 12.5% D) 10% E) 6.25%
Sr-90 has a half-life of 29.1 years. How long will it take for the activity of...

Sr-90 has a half-life of 29.1 years. How long will it take for the activity of a Sr-90 sample to decay from 5.3 times 10^3 dpm (disintegrations per minute) to 3 times 10^2 dpm? The half-life of a radioisotope is 3 d. What percent remains after 1 week?
1) Cobalt – 60, with a half-life of 5 years, is used in cancer radiation treatments....

1) Cobalt – 60, with a half-life of 5 years, is used in cancer radiation treatments. If a hospital purchases a supply of 30.0 g, how much would be left after 15 years? ______________ 2)Iron-59 is used in medicine to diagnose blood circulation disorders. The half-life of iron-59 is 44.5 days. How much of a 2.000 mg sample will remain after 133.5 days? ______________ 3) The half-life of polonium-218 is 3.0 minutes. If you start with 20.0 g, how long...

Rhodium-101 has a half life of 3.3 years. How long will it take for a sample...

Rhodium-101 has a half life of 3.3 years. How long will it take for a sample of rhodium-101 to decay so that there is only 1/16 of it left?
240g of Cobalt-60 is allowed to decay for 21 years, how much Cobalt-60 is left? (The...

240g of Cobalt-60 is allowed to decay for 21 years, how much Cobalt-60 is left? (The half life of Co-60 is 5.26 years.) Please, enter your answer as a whole number with no units.
The half-life for the radioactive decay of C-14 is 5730 years. How long will it take...

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 1.5 mmol of C-14, how many mmols will be left after 2255 years.

A certain radioactive nuclide has a half life of 44.3 years. How long does it take...

A certain radioactive nuclide has a half life of 44.3 years. How long does it take for 87.5% of a sample of this substance to decay? years
A certain radioactive nuclide has a half life of 74.8 years. How long does it take...

A certain radioactive nuclide has a half life of 74.8 years. How long does it take for 87.5% of a sample of this substance to decay? ___years?
Isotope X has a half-life of 9.30 years. How long will it take for a 51.4...

Isotope X has a half-life of 9.30 years. How long will it take for a 51.4 mg sample of X to decay to 0.415 mg? 69.1 Years 20.1 Years O 61.5 Years 0 64.7 Years O 89.0 Years

A The half-life of cobalt-60 is 5.20 yr. How many milligrams of a 2.000-mg sample remains...

A The half-life of cobalt-60 is 5.20 yr. How many milligrams of a 2.000-mg sample remains after 6.55 years? 0.837 B. 3.23 x 10-15 OC. 4.779 OD. 1.588 E. 1.163