radioactivity, Chemistry

Assignment Help:
,Potassium-42 is a radioisotope that nutritionists use to determine whether the body is effectively using potassium at the cellular level. The half-life of potassium-42 is 12.4 hours. Assuming that a patient’s cells assimilate all the potassium chloride tagged with potassium-42, approximately what percentage of the dose remains in 2.1 days? __________ .

Related Discussions:- radioactivity

Assignment, Discuss hartree-fock self consistent field theory . what are it...

Discuss hartree-fock self consistent field theory . what are its demerit.

Test of proteins - biuret test, Test of proteins - Biuret test (i) Biur...

Test of proteins - Biuret test (i) Biuret test : By adding a dilute solution of copper sulphate to alkaline solution of protein, a violet colour is made. This test is because o

Aldehydes and ketones, Aldehydes and Ketones Carbonyl compounds are of ...

Aldehydes and Ketones Carbonyl compounds are of two types, ketones and aldehydes. Both of them comprise a carbon-oxygen double bond frequently known as carbonyl group.

Calculate the value for the standard molar reaction entropy, Calculate the ...

Calculate the Value for the Standard Molar Reaction Entropy? Derive an expression for the standard molar reaction entropy of a reaction that can be used to calculate its

Why sky appears blue in colour, Describe the following observations: a....

Describe the following observations: a. Lyophilic colloid is more stable than Lyophobic colloid. b. Coagulation takes place when sodium chloride solution is added to a collo

The high melting point and insolubility, The high melting point and insolub...

The high melting point and insolubility in organic solvents of sulphanilic acid are due to its ...... structure: (1) Simple ionic                                 (2) Bipolar

Water hardness, how much calcium carbonate does a rain water contain?

how much calcium carbonate does a rain water contain?

Solubility, Given that the solubility product of calcium fluoride in water ...

Given that the solubility product of calcium fluoride in water at 298K is 0.00000000004.Calculate the solubility of this calcium fluoride at this temperature. Assume the Debye-Huck

Molarity, calculate the molarity of sodiun in 0.66ml water

calculate the molarity of sodiun in 0.66ml water

Write Your Message!

Captcha
Free Assignment Quote

Assured A++ Grade

Get guaranteed satisfaction & time on delivery in every assignment order you paid with us! We ensure premium quality solution document along with free turntin report!

All rights reserved! Copyrights ©2019-2020 ExpertsMind IT Educational Pvt Ltd