A sample of material contains contains 20 mg of iodine 131, Chemistry

+44 141 628 6080
[email protected]

A sample of material contains contains 20 mg of iodine 131

A sample of material contains contains 20 mg of Iodine ^131. Calculate: A) The number of I ^131 atoms initially present. B) The activity in becquerels and curies. C) The number of atoms that will remain in 40 days. D) The number of atoms that will remain in 80.207 days. E) The time it will take for the activity to reach 0.001 curies.

Request for Solution File

Ask an Expert for Answer!!

Chemistry: A sample of material contains contains 20 mg of iodine 131

Reference No:- TGS0756180

Expected delivery within 24 Hours

Have a Question? (oR Write a Review)

Write atleast 100 words!!

Recent Questions Asked Chemistry

Q : What is the absorption approach to the balance of

1what is the absorption approach to the balance of trade 2explain how unpleasant monetarist arithmetic can be less

Q : An electron is bound in an infinite well a box of width

an electron is bound in an infinite well a box of width 01nm if the electron is initially in then n 8 state and falls

Q : What is the molarity of a solution in which 400 moles of

what is the molarity of a solution in which 400 moles of potassium chloride is dissolved in 300l of

Q : The present value of the annual cost savings of 132000 is

the management of melchiori corporation is considering the purchase of a machine that would cost 520000 would last for

Q : A sample of material contains contains 20 mg of iodine 131

a sample of material contains contains 20 mg of iodine 131 calculate a the number of i 131 atoms initially present b

Q : A ball initially at rest rolls without slipping down an

a ball initially at rest rolls without slipping down an inclined plane while a block slides without friction down an

Q : The bohr model of an atom assumes that electrons orbit the

the bohr model of an atom assumes that electrons orbit the nucleus in a manner similar to how planets orbit a sun

Q : How does the united states tax ericas activities and how

problem 1in each of the following independent situations involving transfers of tangible property determine which

Q : What is the molarity of a solution in which 0800 moles of

what is the molarity of a solution in which 0800 moles of sodium hydroxide is dissolved in 1500ml of

1927399

Questions
Asked

3,689

Active Tutors

1433968

Questions
Answered

Start Excelling in your courses, Ask a tutor for help and get answers for your problems !!

ask Question

Asked Questions

Cases of local communities using modern technology

Question: Cases of local communities using modern technology to preserve and revive their traditions:

Symbolic interactionism took off as a theoretical approach

Question: Symbolic interactionism took off as a theoretical approach to the study of deviance during the 1960s

Why does victor coin the term hyper-violence

Why does victor coin the term hyper-violence instead of just using violence? And second, how is hyper-violence display in the Oakland community?

How does the pyramid change

Staying with Nigeria, rewind the year to 1950. Using the +5 year control, fast forward in 5 year increments until you reach 2020.

How coastlines are vulnerable to multiple climate change

Even though are coastlines are very vulnerable to multiple climate change impacts, the good news is that because most of our urban settlements

How are schools important in the struggle for power

Question: How are schools important in the struggle for power and status?

Examine gender inequality on a global scale

Question: Examine gender inequality on a global scale, considering how factors such as globalization, colonialism