Question: 49. Given the following air sample data, calculate the gross activity airborne concentration in Ci/em: frisker bkg = 200 cpm air sample volume =

49. Given the following air sample data, calculate the gross activity airborne

49. Given the following air sample data, calculate the gross activity airborne concentration in Ci/em": frisker bkg = 200 cpm air sample volume = 60 ft 1 Ci 2.22 x 10 dpm gross count rate on filter = 5,000 cpm a 6.7 x 10 uCi/cm b. 1.1 x 10 Ci/cm c. 1.4 x 10 d. 4.4 x 10 Ci/cm Ci/cm frisker efficiency = 12.5% filter efficiency = 90% I ft=2.83 x 10 cm

Step by Step Solution

There are 3 Steps involved in it

1 Expert Approved Answer

Step: 1 Unlock

Calde not count rate Grass Count to not count rale en de Futer role on Futer Backgrand count rate no... View full answer

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 Physics Questions!

What is the citation of a 1993 ALR annotation that discusses the admissibility of polygraph test results in an action for malicious prosecution? What Am. Jur. 2, Evidence research references are...

CH2 HW 5 The following information is available for Henderson Components for the year just ended. 2 points Skipped eBook Print References Mc Graw Hill Education Sales price Fixed costs (for the year)...

The following additional information is available for the Dr. Ivan and Irene Incisor family from Chapters 1-5. Ivan's grandfather died and left a portfolio of municipal bonds. In 2012, they pay Ivan...

Managing Scope Changes Case Study Scope changes on a project can occur regardless of how well the project is planned or executed. Scope changes can be the result of something that was omitted during...

b) A firm makes monthly cash forecasts and distributes these forecasts to a daily basis. For the upcoming month, anticipated cash inflows are Tk. 1,000,000. Each of the first two weeks has five...

Question 1 Given the following Master Schedule Data: Calculate the Projected Ending Inventory for week 18: Ending Inventory EI, EI + MPS, -max(F,,OB,) where: = El, ending inventory in time period t...

1 Economics Costs are reported by lot, rather than by individual units. Given the following lot cost data, calculate a unit theory learning curve equation. Lot no. Units Cost (SK) 1-5 651.7 2 6-10...

need this done in 2hrs...multiple choice..see attached QUESTION 1 The tax rate that determines the amount of tax that will be due on the next dollar of taxable income earned is called the: 1. average...

QUESTION 1 The tax rate that determines the amount of tax that will be due on the next dollar of taxable income earned is called the: 1. average tax rate. 2. variable tax rate. 3. marginal tax rate....

The tax rate that determines the amount of tax that will be due on the next dollar of taxable income earned is called the: 1. average tax rate. 2. variable tax rate. 3. marginal tax rate. 4. fixed...

Given the following adjusted trial balance, calculate the gross profit percentage. Adjusted Trial Balance Debit Credit Cash $ 25,000 Accounts Receivable 2,000 Office Supplies 4,000 Prepaid Rent 8,000...

Given B = {1-x+x, 1-x,1+x+x} and D = {1- x, 1+x,x} bases for P2. Find the change matrix PDB from B to D.

If F has a magnitude of 55 lb, determine the magnitude of its projected component acting along the x axis and along cableAC. 8ft 12 ft 8 ft 15 ft

Find the integral: 4 x 4 s i n h ( x 5 ) d x

Go to the books companion website and use information found there to answer the following questions related to The Coca-Cola Company and PepsiCo, Inc. (a) Compute the debt to total assets ratio and...

Why EBIT is generally considered to be independent of financial leverage? Why might EBIT actually be influenced by financial leverage at high debt levels?

On January 1, 2012, Lehn Company issued $2,000,000 face value, 7%, 10-year bonds at $2,147,202. This price resulted in a 6% effective-interest rate on the bonds. Lehn uses the effective-interest...

Assuming that air resistance is unimportant, calculate the minimum velocity a particle must have at the surface of Earth to escape from Earths gravitational field. Obtain a numerical value for the...

A particle falls to Earth starting from rest at a great height (many times Earths radius). Neglect air resistance and show that the particle requires approximately 9/11 of the total time of fall to...

Which of the following best differentiates between bid rigging and bid suppression? Question 42 options: 1) Bid rigging deals with subcontractors as workers, while bid suppression deals with the use...

Russell (age 50) and Linda (age 45) Long have brought you the following information regarding their income and expenses for the current year. Russell owns and operates a landscaping business called...

In 2012, Margaret and John Murphy are married taxpayers who file a joint tax return with AGl of $25,000. During the year they incurred the following expenses: Hospitalization insurance...

William sold Section 1245 property for $25,000 in 2012. The property cost $35,000 when it was purchased 5 years ago. The depreciation claimed on the property was $16,000. a. Calculate the adjusted...

Which of the following terms refers to the amplitude of a light wave such as how high or low the wave is? a. brightness b. color c. pitch d. hue

Of the neuroimaging methods covered in Chapter Two, which methods might be best for examining the brain activity of someone who is watching a magic performance? Why?

The examples highlighted in this discussion are based on visual illusions; can you think of a magic trick or performance that may have been based on an illusion in a different sensory modality?