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

If wavelength of photon is then momentum of photon, If wavelength of photo...

If wavelength of photon is 2.2x10 -11 m, h= 6.6x 10 -34 J-sec, then momentum of photon is: (1) 3x 10 -23 kgms -1              (2)  3.33x 10 22 kgms -1 (3) 1.452x 10-

Physical properties of cycloalkane, Physical properties of Cycloalkane ...

Physical properties of Cycloalkane  (i) In Cycloalkane First two members are gases, next three members are liquids and higher ones are solids. (ii) Cycloalkane is not solubl

What are the properties of liquids?, Q. What are the properties of liquids?...

Q. What are the properties of liquids? Ans. Evaporation of Liquids When we place a liquid in an open container, it slowly disappears. If we heat a liquid it disappear

Basic radical analysis, why original solution is prepared during basic radi...

why original solution is prepared during basic radical analysis

Electrocehmistry, . Explain the construction and working of Calomel electr...

. Explain the construction and working of Calomel electrode

Theories of indicator, Ask question in explain that #Minimum 100 words acc...

Ask question in explain that #Minimum 100 words accepted#

What is frenkel defect, What is Frenkel defect A pair of one cation and...

What is Frenkel defect A pair of one cation and one anion can be missing from an ionic crystal as shown in the following figure. Such a pair of vacant sites is called Schottky

Chemical change in matter, A chemical change takes place when one or more...

A chemical change takes place when one or more substances change into new substances. A chemical change is as well known as a chemical reaction. The emergence of new substances

Describe the charles law, Q. Describe the Charles Law and show graph betwee...

Q. Describe the Charles Law and show graph between temperature and volume? Ans. Charles' law describes the relationship between the temperature and the volume of a gas

Chemicals in food, Chemicals in food Several chemicals are added to foo...

Chemicals in food Several chemicals are added to food for their preservation and improving their appeal. These involve flavorings, antioxidants, fortifiers, sweeteners, dyes, e

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