Explain what fraction of iodine

Assignment Help Chemistry
Reference no: EM13212885

What fraction of iodine -131 remains 32 days after a 12.0 gram dose was administered? The half life of iodine -131 is 8.0 days. Fraction remaining =(0.5)n

Reference no: EM13212885

Questions Cloud

What is the activitys slope : Given that an activity's normal time and cost are 10 days and $400 and its crash time and cost are 5 days and $800, what is the activity's slope?
Calculate the concentration of molybdenum : Calculate the concentration (in weight percent) of molybdenum that must be added to tungsten to yield an alloy that contains 1.51 x 1022 Mo atoms per cubic centimeter.
Why the most local production is sold to local consumers : Suppose that most of the city's consumption of a good is supplied by production within the city, and that most local production is sold to local consumers. We can conclude that this city is a geographic antitrust market for the good in question.
Calculate the ultimate tensile strength : Calculate the ultimate tensile strength (engineering) of a material whose strength coefficient is 700 MPa and a tensile test specimen which necks at an engineering tensile strain of 0.35.
Explain what fraction of iodine : What fraction of iodine -131 remains 32 days after a 12.0 gram dose was administered? The half life of iodine -131 is 8.0 days
Determine the torque that can be applied to a solid : assuming that the solid shaft has been replaced by a hollow shaft of the same cross-sectional area and with an inner diameter equal to half of its own outer diameter.
State how many moles of oxygen are in a compressed cylinder : How many moles of oxygen are in a compressed cylinder that has a volume of 8.00 L at a pressure of 41.0 atm and at 25 degrees celcius?
Determine temperature at which the water starts boiling : A cooking pot whose inner diameter is 20 cm is filled with water and covered with a 4-kg lid. If the local atmospheric pressure is 101 kPa, determine the temperature at which the water starts boiling when it is heated.
How does tension spread over the line abad : A small boat hangs from two davits, one of which is shown in the figure. The tension in line ABAD is 82 lb, determine the moment about C of the resultant force exerted on the Davit.

Reviews

Write a Review

Chemistry Questions & Answers

  Calculate the potential of the cell

Calculate the potential of the cell be if the mass of the Iron (Fe) electrode (MW = 55.85 g/mol) is 62.0 g?

  Define acid-catalyzed condensation of a molecule

With acid-catalyzed condensation of a molecule with two aldehyde groups that is suitable for forming 5- or 6-membered rings, are both carbonyls protonated right away at the same time

  How much potassium chlorate is needed to produce

The decomposition of potassium chlorate (KClO3) is used as a source of oxygen in the laboratory. How much potassium chlorate is needed to produce 20.7 mol of oxygen?

  Calculate the ph

A 20.0 ml sample of 0.200 M Hbr solution is titrated with 0.200M of NaOH solution. Calculate the pH after 16 ml of NaOH has been added.

  What is the pka of boric acid

The Ka for boric acid is 7.3 x 10-10. What is the pKa of boric acid?

  How many moles of gas did the student collect

A student collects 22.4 mL of a gas by the process of water displacement at a temperature of 0 °C. If the barometric pressure is 764.6 torr and the vapor pressure of water at 0 °C is 4.6 mmHg,

  What weight of chlorine gas will be needed

What weight of chlorine gas will be needed to react completely with 85.8g of potassium iodide in a single replacement reaction.

  Determine the empirical formula of greenockite

the mineral greenockite is a rare yellow sulfide of cadmium that is 78.0% cadmium and 22.0% sulfur by mass. Determine the empirical formula of greenockite.

  Explain how many grams of dipotassium phthalate

How many grams of dipotassium phthalate (242.3 g/mol) must be added to 700 mL of 0.175 M potassium hydrogen phthalate to give a buffer of pH 6.00?

  Explain linear polystyrene has phenyl groups

linear polystyrene has phenyl groups that are attached to alternate not adjacent carbons of the polymer chain

  State a precipitate resulted when the solution was treated

A precipitate resulted when the solution was treated with 6M sodium hydroxide. The precipitate dissolved in ammonia, giving a royal blue solution

  State account for the trend of melting points

How do you account for the trend of melting points in this series of acids? octanoic (caprylic) C8H16O2 at 17.5 degrees C, decanoic (capric) C10H20O2 at 31.5 degrees C, dodecanoic (lauric) C12H24O2 at 44 degrees C, tetradecanoic (myristic) C14H28O..

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