Question: Hello, could you please help me with this answer. Thank you! The radioactivity of an element decreases by 67 percent in 320 days. (a) Determine

Hello, could you please help me with this answer. Thank you!

The radioactivity of an element decreases by 67 percent in 320 days. (a) Determine the half-life of the element, rounded to a whole number: (b) Determine the number of days, rounded to a whole number, for a sample of 100 mg to decay to 54 mg

Step by Step Solution

There are 3 Steps involved in it

1 Expert Approved Answer

Step: 1 Unlock blur-text-image

Question Has Been Solved by an Expert!

Get step-by-step solutions from verified subject matter experts

Step: 2 Unlock

Step: 3 Unlock

Students Have Also Explored These Related Mathematics Questions!

Question 10 The radioactivity of an element decreases by 67 percent in 320 days. (a) Determine the half-life of the element, rounded to a whole number: (b) Determine the number of days, rounded to a...

Exercises Mod 13b: Application X Q Lumen OHM X Q Lumen OHM X Course Hero | Own the study h x ) New Tab C ohm.lumenlearning.com/assess2/?cid=73236&aid=5428336#/skip/7 Update : Exercises Mod 13b:...

Please help answer just part f. (in red) for this problem. I will be re-working it before I submit, but I need full guidance to better learn the concepts and how you got to them through Excel....

Please help. Preparing for an exam. Problem 1. (1 point) Problem 3. (1 point) A bacteria culture starts with 640 bacteria and grows at a rate A 6-kg quantity of radioactive isotope decays to 5 kg...

Hello, I need help with with Return of the Tallahassee Beancounters Case (the 2010 version). The solution and teachers handouts for the 2003 version have already been made available, however it's...

could you please help me An unknown radioactive element decays into non-radioactive substances. In 580 days the radioactivity of a sample decreases by 64 percent. (a) What is the half-life of the...

Please help. Problem 3. (1 point) A bacteria culture starts with 640 bacteria and grows at a rate proportional to its size. After 3 hours there will be 1920 bacteria. (a) Express the population after...

An unknown radioactive element decays into non-radioactive bstances. In 720 days the radioactivity of a simple decreases by bid percent. (a) what is the half-life of the element? half-life (days) (b)...

I need an answer for these two question as soon as possible please, thanks. all details are provided (1 point) An unknown radioactive element decays Into non-radioactive substances. In 780 days the...

A cube of aluminum 11 cm on each side is initially at a temperature of 400C. It is suddenly immersed in a tank of oil maintained at 85C. The convection coefficient is 1100 W/m2 C. Calculate the...

Refer to the data provided in Exercise 17-19. Required: Prepare a pension spreadsheet to show the relationship among the PBO, plan assets, prior service cost, the net gain, pension expense, and the...

The _ _ _ _ _ vulnerability assessment is a process designed to find and document selected vulnerabilities that are likely to be present on the organization's internal network. a . LAN b . intranet c...

A hula hoop and solid disc of equal radii are rolled, from rest and without slipping, down an incline plane. Which one will reach the bottom of the inclined plane first? Explain.

Interview two public administrators and ask them how their job differs from that of business managers. How do they know how well their department, agency, or organization is performing, since profit...

The FastCompany publication identified some 50 companies in the world that are known for innovation, ranging from Google to Philips. Selected companies and some of their innovations are shown in...

(Recording the Issuances of Common Stock) During its first year of operations, Collin Raye Corporation had the following transactions pertaining to its common stock. Instructions (a) Prepare the...