State what is the ration between the absorbed doses

Assignment Help Chemistry
Reference no: EM13238587

Two workers are exposed to the same radiation source. One approaches an unshielded source to within 5 meters and remains that close for 1 hour. A second worker approaches to within 5 meters behind a shield that attenuates 60% and remains there for 20.0 minutes. What is the ration between the absorbed doses for the two workers?

Reference no: EM13238587

Questions Cloud

The chemical reaction takes place when solid sodium sulfide : What chemical reaction takes place when solid sodium sulfide is dissolved? Explain by writing the chemical equation. Include physical states for all species (including liquid for water).
Find the price below which the firm will go out of business : Office building maintenance plans call for the stripping, waxing, and buffing of ceramic floor tiles. This work is contracted out to maintenance firms, and both technology and labor requirements are very basic.
What is the change in ambers consumer surplus : Suppose that Amber's demand for gasoline is given by G = 1000 - 200PG, where G stands for gallons of gas and PG represents the price of gas. a. Suppose gas sells for $2 per gallon. What is Amber's consumer surplus
Calculate the electric field on the axis of the disk : calculate the electric field on the axis of the disk at 5 cm, 10 cm, 50 cm, 200 cm from the center of the disk
State what is the ration between the absorbed doses : A second worker approaches to within 5 meters behind a shield that attenuates 60% and remains there for 20.0 minutes. What is the ration between the absorbed doses for the two workers
Explain how bank will go about implementing the policy : Suppose the Federal Reserve Bank decides at its next FOMC meeting to raise the federal funds rate from around 0% to .25%. With the aid of a diagram, carefully explain how they will go about implementing this policy.
What is the final temperature : Helium gas with a volume of 2.55L , under a pressure of 1.26atm and at a temperature of 44.0?C, How many grams of helium are there? The molar mass of helium is 4.00g/mol
What should the next point be if do want to continue : A friend is explaining how supply and demand works using McDonald's hamburgers as an example. You question his examples, saying that the assumption that there must be many sellers and buyers is not true in the case of McDonald's
What will be the rate of return earned by the firms : a firm in a purely competitive industry has typical cost structure. the normal rate of profit in the economy is 5 percent. this firm is earning $5.50 on every $50 invested by its founders. what is the percentage rate of return

Reviews

Write a Review

Chemistry Questions & Answers

  Draw the condensed structure for leucine

Leucine is an essential amino acid with the systematic name 2-amino-3-methylpentanoic acid. It has pKa1=2.36 and pKa2=9.60

  What mass of substance must evaporate to freeze

What mass of this substance must evaporate to freeze 185g of water initially at 17 degrees Celsius? (The heat of fusion of water is 334J/g; the specific heat of water is 4.18 J/g-K.)

  Determine the mass of cr

Determine the mass of Cr 3 + in the original solution if The total mass of the precipitate = 49.6 .

  What will the final volume of the sample be

A sample of oxygen that occupies 2.5 ×  10-6 mL at 508 mm Hg is subjected to a  pressure of 1.2 atm. What will the final vol ume of the sample be if the temperature is  held constant?

  How mych nh3 will be in the flask at equilibrium

supposed 175 mmol of NH3 and 131 mmol of O2 are added to an empty flask how mych NH3 will be in the flask at equilibrium.

  What volume would nitrogen occupy

A sample of nitrogen occupies a volume of 546 mL at STP.What volume would nitrogen occupy at 177C under a pressure of 380 torr?

  How many milliequivalents of hcl are present

A soln. of HCl has a specific gravity of 1.120 and contains 23.81% HCl by wt. How many grams and how many milliequivalents of HCl are present in each milliliter of the soln.?

  State change in enthalpy for the following specific reaction

Heat evolved per mole of Mg 6) Change in enthalpy for the following specific reaction. Be sure to indicate the correct sign (- or +) for the change in enthalpy. Mg(s) + 2H(aq)===>Mg(aq)+H2(g)

  What is the concentration of hydrogen ions

What is the concentration of hydrogen ions in a solution containing 0.321 M HOCN (cyanic acid) and 0.223 M (NaOCN) (sodium cyanate)? The ionization constant of cyanic acid is 3.5 × 10-4.

  What is the pressure in millimeters of mercury

What is the pressure in millimeters of mercury of 0.0115 mol of helium gas with a volume of 219 mL at a temperature of 55 circ C?

  State and outline multistep synthesis

Using ethanol as the source if all carbon atoms, outline multistep synthesis

  State a net ionic equation to explain the ph

Write a net ionic equation to explain why the pH didn't go up to about 10, as it would have if that amount of NaOH were added to distilled water or to 20ml 0.00040 M HCL, which also would have a pH of 3.40

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!

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