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

#title.titration., How standard solutions are prepared in industries

How standard solutions are prepared in industries

Electrovalent compounds, Electrovalent compounds are: (1) Good conducto...

Electrovalent compounds are: (1) Good conductor of electricity (2) Polar in nature (3) Low M.P. and low B.P. (4) Easily available Ans:  Polar in nature

Phenol or carbolic acid - hydrocarbon, Phenol (Carbolic acid), C 6 H 5 OH o...

Phenol (Carbolic acid), C 6 H 5 OH or Hydroxy benzene It was observed by Runge in the middle oil fraction of coal-tar distillation and termed it 'carbolic acid' (carbo = coal, o

Which of the following oxides nitrogen is isoelectronic co2, Which of the f...

Which of the following oxides of nitrogen is isoelectronic with CO 2: (1) No 2                 (2) N 2 O    (3) NO                (4)N 2 O 2 Ans:  N 2 O

Consumption of marine oils results in, Q. Consumption of marine oils result...

Q. Consumption of marine oils results in: Consumption of marine oils result in decrease in plasma lipids by reduced synthesis of fatty acids and low density lipoproteins.

Illustrate relative amounts of two co-existing phases, Illustrate that...

Illustrate that  for  correct  mass  balance,  relative  amounts  of  two  co-existing  phases  or microconstituents must be given by lever principle. Ans:   Using  lever  rule

Which carbonate mineral reacts with cool dilute hydrochloric, Which carbona...

Which carbonate mineral reacts readily with cool dilute hydrochloric acid to produce visible bubbles of carbon dioxide gas? Many carbonate minerals.

Classifing Matter, How can you classify matter in a easy to remember way?

How can you classify matter in a easy to remember way?

Hardness of water, Why does calcium sulphate form scales in high pressure b...

Why does calcium sulphate form scales in high pressure boilers

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