Why does a 99mTc generator need to be shipped once a week to hospitals? (a) What is the activity of a 1011-Bq 99mTc generator source 9 days after it was produced? (b) If the activity is 0.9 x 1011 Bq on Monday morning when it arrives, what will be the activity at the same time on Friday morning, the last day of the working week?

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Q: a) If a chest X-ray delivers 0.25 mSv to 5kg of tissue, how many total joules of energy does this…

A: NOTE- As per our company guidelines we are supposed to answer only first 3 sub-parts. Kindly…

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Q: Question 6. At Canadian Light Source, a synthetie radioisotope is freshly prepared. The initial…

A: Given: The initial activity of synthetic radioisotopes is A0 = 10 mCi The activity changes after t =…

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Q: 50Vhas one of the longest known radioactive half-lives. In a difficult experiment, a researcher…

A: N=Noe-λtNo is the number present at t=0 and λ is the decay constantλ=0.693t12The radioactive dating,…

Q: 8-The 82Sr (T2 = 600hr) and 82 Rb (T2= 0.021hr) generator. If 100 MBq of 82Sr is %3D %3D 1/2 nresent…

A: Since you have posted two different questions, we will solve the first one only. Please resubmit the…

Q: A 75 kg patient is given a bone scan. A phosphorus compound containing the gamma-emitter 99TC is…

A: Given that,Mass of patient : m = 75 (kg)Here we need to find the total energy deposited in the…

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Q: Chromium's radioactive isotope 5'Cr has a half-life of 27.7 days and is often used in nuclear…

A: from the given information,

Q: A patient swallows a radiopharmaceutical tagged with phosphorus-32 32 15 P, a ß- emitter with a…

A: (a) To find the number of electrons emitted in a 9.5 day period, we need to calculate the decay…

Q: Find the activity A of a sample containing 4E-6 g of 2760Co (T1/2 = 5.27 years). (Use 59.93 u as the…

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A: The formula of activity is,

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Q: To cure thyroid cancer, a child is injected with the radioisotope Iodine-125, which emits x-ray…

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Q: What time interval elapses while 51.0% of the radioactivity of a sample of 7233As disappears, as…

A: As per given data, 51% of the radioactivity of a sample disappears.

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A: if we were to Use A Collimator With A Shielding Factor Of 20 For A RED (radiation Exposure Device)…

Q: A radioisotope produces an intensity of 7.52 x 10^4 becquerel (Bq) at a distance of 1.00 cm from the…

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Q: Iodine-125 (¹251) is used to treat, among other things, brain tumors and prostate cancer. It decays…

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Q: About 35 eVeV is required to produce one ion pair in air. One of the two definitions of roentgen is…

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Q: An a-particle of 7.30 MeV is sent onto the Al target and generates the 13 Al²7 (a, p) 14 Si³0…

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Q: A PuBe source has a neutron activity of 1.6 x 105 Bq. The neutrons are produced by the 9Be(∝ , n)12C…

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Q: Naturally occurring 40K is listed as responsible for 40 mrem/y of background radiation. Calculate…

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Q: photons into 10

A: The photon energy is given as, E=hcλE=6.626×10-24 ×3×108 J0.025×10-9

Q: Cow's milk produced near nuclear reactors can be tested for as little as 1.00 pCi of  I per liter,…

A: N is the number of atoms. Activity of isotope is given by R = 0.693 Nt1/2 (given) R = 1.00 pCi     =…

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A: Decay constant