A radioactive isotope has a half life of 10 years

Asked by admin @ 05/08/2021 in Chemistry viewed by 287 People

A radioactive isotope has a half life of 10 years . How long will it take for the activity to reduce to 3.125% ?

Answered by admin @ 05/08/2021

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A radioactive isotope x with half life of 1.37

Asked by admin @ 17/08/2021 in Physics viewed by 267 persons

A radioactive isotope X with a half-life of 1.37×109 years decays to Y which is stable. A sample of rock from the moon was found to contain both the elements …

For a radioactive material half life is 10 minutes

Asked by admin @ 13/08/2021 in Science viewed by 391 persons

For a radioactive material, half-life is 10 minutes. If initially there are 600 number of nuclei, the time taken (in minutes) for the disintegration of 450 nuclei is

The half life of a certain radioactive material is 78 hours

Asked by maham237 @ 25/12/2020 in Mathematics viewed by 284 persons

The half-life of a certain radioactive material is 78 hours. An initial amount of the material has a mass of 790 kg.. Write an exponential function that models the decay …

Radioactive isotopes are used to treat cancer true or false

Asked by admin @ 03/08/2021 in Physics viewed by 289 persons

Radioactive isotopes are used to treat cancer. True or false

The half life of radioactive radon is 3.8 days

Asked by admin @ 17/08/2021 in Physics viewed by 289 persons

The half life of radioactive radon is 3.8 days . The time , at end of which 120th of radon sample will remain undecayed is

Which teacher exhibited the most variable year-to-year performance over this 5 year span?

Asked by wiki @ 27/10/2020 in Mathematics viewed by 571 persons

The half life of radioactive nucleus is 50 days

Asked by admin @ 23/08/2021 in Physics viewed by 318 persons

The half life of a radioactive nucleus is 50 days. find the time interval (t2 – t1) where the time t2 whenof it has decayed and the time t1 whenof …

If half life of a substance is 5 years

Asked by admin @ 20/08/2021 in Science viewed by 304 persons

1. If half-life of a substance is 5 yrs, then the total amount of substance left after 15 years, when initialamount is 64 grams is(a) 16 g(b) …

How many months are in a year and a half

Asked by admin @ 04/08/2021 in Math viewed by 317 persons

How many months in 1 and a half years

How to calculate half life of a first order reaction

Asked by admin @ 07/11/2021 in Chemistry viewed by 320 persons

What is the half-life of a first-order reaction if it takes 4.4 x 102 seconds for the concentration to decrease from 0.50 M to 0.20 M? 2.5 x 102 s …

How do you find the half life of carbon 14

Asked by admin @ 05/11/2021 in Mathematics viewed by 392 persons

The half-life of carbon-14 is 5730 years. How long will it take for 7/8 of a sample of carbon-14 to decay? 11,460 years 17,190 years 22,920 years 28,650 years

When a radioactive isotope releases an alpha particle, the atomic number of the atom is

Asked by maham237 @ 25/12/2020 in Chemistry viewed by 306 persons

When a radioactive isotope releases an alpha particle, the atomic number of the atom is (2 points) decreased by one. increased by one. decreased by two. increased by four.

A 42 year old executive wants to purchase life insurance

Asked by maham237 @ 12/01/2021 in Business viewed by 284 persons

A 42-year-old executive wants to purchase life insurance that will allow for increases or decreases to coverage as his/her needs change. Which of the following policies will best meet this …