Suppose an object receives 2340 millirem of radiation when it is 10 meters from the source, calculate the distance if the object is now exposed to 135 millirem.

Q: Which of the following statements relating to indirect radiochemical interactions is INCORRECT?

A: D option is incorrect

Q: Which type of radiation can penetrate about 1 cm of human flesh and requires wood or aluminum as…

A: Radiation is the emission or transmission of energy in the form of waves or particles through space…

Q: A 75-kg man has a dose of 32.8 rad of radiation. How muchenergy is absorbed by his body? Compare…

A: 1 rad indicates that 0.01 joule of radiation is absorbed by per kilogram of the body. Hence, the…

Q: Which of the following techniques used in medicine does not use nuclear radiation? a. PET Scan b.…

A: PET is an abbreviation for positron emission tomography. It uses radioactive drug as tracer in order…

Q: Average Exposure to Radiation from Common Sources Source Dose (mrem/year) Naturally Occurring…

A: A question based on nuclear chemistry that is to be accomplished.

Q: Average Exposure to Radiation from Common Sources Source Dose (mrem/year) Naturally Occurring…

A: A question based on measurement that is to be accomplished.

Q: Explain one way in which nuclear chemistry is used to diagnose ortreat disease.

A: The one way where nuclear chemistry to used to diagnose (or) treat diseases has to be explained.

Q: Source Dose (mrem/year) Naturally Occurring Radiation Cosmic rays Terrestrial radiation (rocks,…

A:

Q: The bacteria in some foods are sterilized by placing the food near a source of 1onizing radiation.…

A: radiation is a transmission of waves that travels through a medium. For Eg electromagnetic…

Q: A 3.6-kg laboratory animal receives a single dose of 8.92×10-4 Gy. (a) How many rads did the animal…

A: (a) Given data contains, Mass of laboratory animal is 3.6-kg. Dose received is 8.92x10-4 Gy.

Q: Suppose that 10 units of beryllium are present in a living organism and that the half-life of…

A: Here i have calculated the age of material

Q: energy

A:

Q: Average Exposure to Radiation from Common Sources Source Dose (mrem/year) Naturally Occurring…

A: Given: The radiation received in an accident = 5.43 × 10-4 Sv

Q: Explain the significance of the biological effectiveness factor in measuring radiation exposure.…

A: Significance of biological effectiveness factor are discussed as below,

Q: Explain why the age of a sample of a radioisotope is important to understanding its activity. Use an…

A: age of a sample of a radioisotope is important to understanding its activity because, radioactive…

Q: Someone please help with this :(   Answer the following parts using the video: a. The reporter…

A: Given, According to the video, the reporter measure radioactivity of three materials banana, sand…

Q: A 75-kg human is exposed to 32.8 rad of radiation. How much energy is absorbed by the person’s body?…

A: Given, A 75-kg human is exposed to 32.8 rad of radiationUnit conversion:1 Rad = 0.01 Joule/Kg100 Rad…

Q: While touring pressurized water reactors, visitors are often granted access to the steam turbine…

A: In pressurized water reactors the heat transfer from core to turbines takes place in two different…

Q: Many individuals who fought fi res at the Chernobyl nuclear disaster site were exposed to 0.25 Sv of…

A: The Chernobyl accident happened in April 1986 in Ukraine in which an explosion of reactors occurred…

Q: 8. In a paper-making factory, beta radiation is used to check that the paper being produced is the…

A: The simple reason for the same is optimum conditions. We need the one which is suitable and is…

Q: Average Exposure to Radiation from Common Sources Source Dose (mrem/year) Naturally Occurring…

A: We will calculate the amount of radiation that the average person receives annually from terrestrial…

Q: Iridium-192 is one radioisotope used in brachytherapy, in which a radioactive source is placed…

A: Radioactive decay follows first-order kinetics. The half-life of a radioactive decay is calculated…

Q: a)Write the balanced nuclear equation describing alpha emission from                 Cm-242      b)…

A: In the process of alpha emission, a particle having +2 units of charge and 4 units of mass is…

Q: The distance between a person and a radiation source is 4 feet. If the person moves to a position 12…

A: Second option. b) 1/144

Q: Use the data in the table to decide which is more serious: an accident involving radiation exposure…

A: Now 1 rem= 0.01 Sv so 1 Sv= 100 rem Given, in the accident, the person receives 3.70 x 10-4 Sv =…

Q: The radiation given off by a radioactive source can be measured with__ a spectrophotometer another…

A: Answer

Q: Explain the significance of the biological effectiveness factor in measuring radiation exposure?

A: Biological effectiveness factor can be defined as the correction factor which provides the…

Q: Use the graph below to answer the following questions. Assume one atom produces one count per…

A: NOTE: Since you have posted a question with multiple sub-parts, we will solve first three subparts…

Q: 208Pb → ? + 204Hg

A: We can balance the above equation as follows:

Q: The Institute of Energy and Nuclear Research (IPEN) is the research unit of the MCTI responsible for…

A: Given , Initial Activity of tracer produced,CA0 = 115 mCi Time, t = 15 hr Activity of trcaer when…

Q: Calculate the absorbed dose of radiation for tissue that suffers a mean energy absorbed of 0.42…

A: Given: Mean energy absorbed=0.42 Joules Quantity of tissue with mass =60 grams To find: absorbed…

Q: The intensity of a radioactive source at 1 foot is 500 mCi; at what is the intensity at 3 meters?…

A:

Q: Tests on human subjects in Boston in 1965 and 1966, following the era of atomic bomb testing,…

A: Activity of give process is calculated as,

Q: Simple Chemical Conversion A certain radioactive substance has a half-life of 38 hours. Find how…

A: We have given that a certain radioactive substance has a half life of 38 hours and we have to find…

Q: What is the customary unit that adjusts for the damage done as radiation is absorbed? curie rem…

A: The SI unit for measuring radiation dose is the gray (Gy), with 1 Gy = 1 J of energy absorbed per…

Q: When radiation interacts with mater, the depth of penetration depends on the nature of the…

A: The densities of the listed materials can be mentioned as follows-

Q: (A) if both sentences are true, (B) if both sentences are false, (C) if the first sentence is true…

A: 1. (B)  both sentences are false reason - A radioactive atom will attempt to reach stability by…

Q: Be sure to answer all parts. If 2.80 pCi [1 pCi (picocurie) 1 x 10 12 Ci] of radioactivity from…

A: Given: Radiation count = 2.80 pCi time = 65 hours disintegration energy = 8.25×10-13 Joules mass of…

Q: Suppose a small quantity of radon gas, which has a half-life of 3.8 days, is accidentally released…

A: To calculate the number of days the laboratory remains evacuated

Q: Fluorine-18, which has a half-life of 110 minutes, is used in PET scans. If 100 mg. of fluorine-18…

A: Interpretation -  To determine the miligram of the radioisotope when Fluorine-18, which has a…

Q: Aveage Epone to Radiation from Common Sources Se Dee ey Ntly orng Radat T al a dy Ked R e Mal Nudr C…

A: The data given is,

Q: The hat life for the radioactive decay of rubidium-87 to strontium-87 is 4.88 x10^10 years. Suppose…

A:

Q: Someone please help with this :(   Answer the following parts using the video: a. The reporter…

A: Given that Background radiation According to Geiger counter was = 1  Banana in shop = 1.90  Sand =…

Q: Average Exposure to Radiation from Common Sources Source Dose (mrem/year) Naturally Occurring…

A: Given: The radiation received in an accident = 4.14 × 10-4 Sv

Q: A 135-lb person absorbs 3.3X10⁻⁷J of energy fromradioactive emissions. (a) How many rads does she…

A: Given  mass of person = 135- lb  energy absorbs = 3.3 x 10-7 J    Conversion factor -  1 lb =…

Q: The intensity of radioactivity depends on the distance of the recipient from the source of radiation…

A: The intensity of radiation depends on the distance between the source and the sink/receiver and is…

Q: If 100. mg of fluorine-18 is shipped at 8:00 A.M., how many milligrams of the radioisotope are still…

A: Half life of fluorine -18 = 109.7 minutes  Initial amount (ao) = 100. gm  Amount left after 220…

Q: Average Exposure to Radiation from Common Sources Source Dose (mremlyear) Naturally Occurring…

A: Given: The radiation received in an accident = 5.43 × 10-4 Sv

Q: A medical technician is working with the four samples of radionuclides listed in the table below.…

A: