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

What are total variables and degrees of freedom of a system, What are total...

What are total variables and degrees of freedom of a system of two components, when the number of phases is one, two, three etc.?  Ans:  For two - component systems, degree of

Determing formula compound when atomic masses, On analysis, a certain compo...

On analysis, a certain compound was found to contain iodine and oxygen 254 gm in the ratio of   of iodine and 80 gm  of oxygen. The atomic mass of iodine is 127 and that of oxygen

Synthesis of freon and freon synthesis, explain the synthesis of freon and ...

explain the synthesis of freon and westron i need only the synthesis of those coompound

Tri hydric alcohol, Physical properties of tri hydric alcohol

Physical properties of tri hydric alcohol

What is an oxidizing agent, Any chemical species that has a tendency to acc...

Any chemical species that has a tendency to accept electrons and thereby undergoing reduction themselves is known as an oxidizing agent

Boiling point - physical charterstics of monocarboxylic acid, Boiling point...

Boiling point - physical charterstics of monocarboxylic acid Boiling point of carboxylic acids is rise constantly with increase of molecular mass. Boiling points of carboxylic

Number of unpaired electron, Number of unpaired electrons in  Mn 4+ is: ...

Number of unpaired electrons in  Mn 4+ is: (1) 3        (2) 5         (3) 6       (4) 4 Ans: 3

Explain about preparation of diborane, Q. Explain about Preparation of dibo...

Q. Explain about Preparation of diborane? Diborane can be prepared in almost quantitative yields by the reduction of boron Tricloride etherate (BF 3 , 0Et 2 ) with lithium alum

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