User Account

All Pages

Question regarding the original material

Assignment Help Chemistry
Reference no: EM131054461

Suppose you have 1.250g of thulium-167 with half life of 7.990 E + 05. Calculate how much of the original material will remain after 100s, 1,000s and 10,000 s.

Reference no: EM131054461

Questions Cloud

Problem regarding the available modelling software : Write an essay about molecular modelling, its uses, and applications, and use a freely available modelling software from the internet and include the details of the modelling you followed, and give examples of at least three models you developed.
What is the probability that two of the analysts hired : Bright Star Financial Advisers receives a mean of 19.5 applications per week for a personal financial review. What is the probability that two of the analysts hired for part a would have no clients for an entire week
Proof of the given ethanol-water solution : The density of ethanol is 0.789g/cm^3 and that of water is .998g/cm^3. Alcoholic beverages are rated in proof, which is a measure of the relative amount of ethanol in the beverage. Pure ethanol is exactly 200 proof. What is the proof of the given ..
Explain the tangibility of the company''s policies : Analyze the company's strategic approach to globalization and their approach to competition, sustainability, CSR, marketing, analysis (external, internal, industry), and cross border issues
Question regarding the original material : Suppose you have 1.250g of thulium-167 with half life of 7.990 E + 05. Calculate how much of the original material will remain after 100s, 1,000s and 10,000 s.
Calculate how much of the original material : Suppose you have 1.250g of the original thulium-167 with half life 7.990E + 05. Calculate how much of the original material will remain after 100 s, 1,000 s and 10,000 s.
Lifetime of a washing machine : Lifetime of a washing machine - The lifetime of a certain manufacturer's washing machine is normally distributed with mean 4 years. Only 15% of all these washing machines last at least 5 years
Is the preparation different with each country : Is the preparation different with each country?
Analyze the competitive advantage of each company : Evaluate the effectiveness of the measurement guidelines that each company uses.

Reviews

Write a Review

Chemistry Questions & Answers

  Cnsider the reaction 20000ml of 0125m pb2aq is mixed with

consider the reaction 200.00ml of 0.125m pb2aq is mixed with 400.00ml of 0.175 m cl- aq. pbcl2 forms. whats the

  Depict a sigma only mo diagram for a generic

Draw a sigma only MO diagram for a generic ML6^n- complex. Label all atomic and molecular orbitals with their proper symmetry designations. Which orbitals are nonbonding and why

  Explain 2 moles of a react with 1 mol of b to completion

Consider the following reaction; 3A+B--3C, where 2 moles of A react with 1 mol of B to completion. Which of the statement is correct.

  Explain what is the molecular formular of phosphorus

the mass density of phosphorus vapour is 0.6388 kg per meter cube. What is the molecular formular of phosphorus under these conditions

  Explain what is the solubility of oxygen in lake water

Problem- What is the solubility of oxygen in lake water at 28Celsius. Assume that the pKH of oxygen at this temperature is twice that of CO2. Give your answer in mg/L.

  Explain what is the standard deviation

The subsequent four numbers are estimates of the mass of an object- 4.30 g, 5.82 g, 5.79 g, and 5.47 g. Explain what is the standard deviation to two significant figures

  Explain the molar concentration and molal concentration

Concentrated sulfuric acid is 98% by mass H2SO4, with the remaining mass being water. What is the molar concentration (i.e., molarity) and the molal concentration (i.e., molality)

  Compute the ph at the equivalence point for the titration

Calculate the pH at the equivalence point for the titration of 0.200 M methylamine (CH3NH2) with 0.200 M HCl.

  What mass of sucrose should be combined

What mass of sucrose should be combined with 453 of water to make a solution with an osmotic pressure of 8.00 at 320 ? (Assume the density of the solution to be equal to the density of the solvent.)

  All of the ice melts and the temperature of the water

a 95.0 gram piece of ice at 0.0 degrees celcius is added to a sample of water at 8.0 degrees celcius. all of the ice

  At a certain temperature 40 mol nh3 is introducted into a20

at a certain temperature 4.0 mol nh3 is introducted into a2.0 l container and the nh3 partially dissociates by the

  Explain what is the ph of the a buffer solution containing

What is the pH of the a buffer solution containing 0.10 moles of acetic acid and 0.13 moles of sodium acetate in 1.0 L after adding 0.02 moles of KOH?

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!

Submit Assignment

Academics

Major Subjects

Majors

Get In Touch

whatsapp: +1-415-670-9521

Phone: +1-415-670-9521

Email: [email protected]

TERMS & POLICIES

HELP & SUPPORT

All rights reserved! Copyrights ©2019-2020 ExpertsMind IT Educational Pvt Ltd