Define rubidium-87 decays by beta decay

Reference no: EM13241052

Rubidium-87 decays by beta decay with a half-life of 4.9 x 10^10 yr. How many 87Rb atoms are in a moon rock sample that has a rubidium decay rate of 3500 disintegrations per hour

Reference no: EM13241052

Questions Cloud

Explain the solutes in aqueous solution : Which of the following solutes in aqueous solution would be expected to exhibit the largest freezing-point lowering (assuming ideal behavior)

Find the approximate capacitance of a spherical cell : A cell membrane is composed of lipid molecules and is approximately 18 nm thick, what is the approximate capacitance of a spherical cell that has a diameter of 20 m?

Explain based on the formulas of the solutes : Based on the formulas of the following solutes, which compound would have the largest van't Hoff factor (i)

What is capitol punishment : What is Capitol Punishment? Does it pertain to death or completing community service?

Define rubidium-87 decays by beta decay : Rubidium-87 decays by beta decay with a half-life of 4.9 x 10^10 yr. How many 87Rb atoms are in a moon rock sample that has a rubidium decay rate of 3500 disintegrations per hour

Find the resistance between the ends of the welded bar : Two cylindrical bars, each with diameter of 2.30 cm, are welded together end to end. One of the original bars is copper and is 0.350 m long

Following the Paris peace treaties : Following the Paris peace treaties, all of the following transpired EXCEPT:

Find the average kinetic energy of air : What is the average velocity (Vrms) of 0.75kg of air at room temperature (20°C), What is the average kinetic energy of air at 20°C, using the velocity you just calculated

Explain important that the flask be completly dry : it was important that the flask be completly dry before the unknown liquid was added so that water present would not vaporize when the flask was heated.atypical single drop of liquid water has a volume of approximately 0.05ml

Reviews

Write a Review

Required(*) Message

Chemistry Questions & Answers

Steps in the mechanism for the following reaction

Show all the steps in the mechanism for the following reaction, When benzene is mixed with deuterated sulfuric acid, deuterium is slowly incorporated onto the ring. Show the mechanism for this reaction and explain how this relates the sulfonation of ..

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!

Submit Assignment

User Account

All Pages