Customer Service Chat
Get quote & make Payment
half life, Chemistry
A 64-g sample of germanium-66 is left undisturbed for 12.5 hours. At the end of that period, only 2.0 g remain. What is the half-life of this material?
4. With a half-life of 28.8 years, how long will it take for 1000 mg of strontium-90 to decay to 125mg?
5. Cobalt-60 has a half-life of 5.3 years. If a pellet that has been in storage for 26.5 years contains 14.5 g of cobalt-60, how much of this radioisotope was present when the pellet was put into storage?
6. A 1000 g block of phosphorus-32, which has a half-life of 14.3 days, is stored for 100.1 days. At the end of this period, how much phosphorus- 32 remains?
Posted Date: 10/24/2012 9:59:52 AM | Location : United States
Ask an Expert
half life, Assignment Help, Ask Question on half life, Get Answer, Expert's Help, half life Discussions
Write discussion on half life
Your posts are moderated
Write your message here..
#mixtures, #what are the types of mixtures
#what are the types of mixtures
Write down the chemical equation of haber-bosch process, Write down the che...
Write down the chemical equation for this process:- Haber-Bosch Process
Important synthetic rubbers: terylene, Terylene: Preparation: teryle...
Terylene: Preparation: terylene is prepared by a polyconensation reaction between a dicarboxylic acid and a idol. Properties: a fully aliphatic polyester are not of muc
Silica glass, Silica glass: It is produced by heating pure sand to its mel...
Silica glass: It is produced by heating pure sand to its melting point. Because of absence of refining agents, it is extremely difficult to get rid of all air-bubbles. Moreover, o
Find the net flux of the uniform electric field, What is the net flux of th...
What is the net flux of the uniform electric field of Exercise 1.15 through a cube of side 20 cm oriented so that its faces are parallel to the coordinate planes?
Functional isomerism - organic chemistry, Functional isomerism: This k...
Functional isomerism: This kind of isomerism is because of difference in the nature of functional group present in the isomers. The given pairs of elements all time form funct
Soya bean milk project, readings
Flavonoids, basic structure
What is graph, Q. What is graph? A graph is a visual demonstrate of d...
Q. What is graph? A graph is a visual demonstrate of data. Demonstrating your data in graphs is able to reveal a pattern if one exists. You will encounter numerous different
Congo rubin number, Explain in 100 words Congo Rubin Number?
Explain in 100 words Congo Rubin Number?
Accounting Assignment Help
Economics Assignment Help
Finance Assignment Help
Statistics Assignment Help
Physics Assignment Help
Chemistry Assignment Help
Math Assignment Help
Biology Assignment Help
English Assignment Help
Management Assignment Help
Engineering Assignment Help
Programming Assignment Help
Computer Science Assignment Help
IT Courses and Help
Why Us ?
~24x7 hrs Support
~Quality of Work
~Time on Delivery
~Privacy of Work
Human Resource Management
Literature Review Writing Help
Follow Us |
T & C
Copyright by ExpertsMind IT Educational Pvt. Ltd.