100% satisfaction guarantee Immediately available after payment Both online and in PDF No strings attached
logo-home
RAD 102 - Radiation Science Exam 1 questions and answers 2024 University of Nevada, Las Vegas a +1 ion of Calcium-48 was used to produce element 115 (recently confirmed in Sweden). How many electrons does this ion have? - ANSW..19 a 10 mCi aliquot of Tc $17.99   Add to cart

Exam (elaborations)

RAD 102 - Radiation Science Exam 1 questions and answers 2024 University of Nevada, Las Vegas a +1 ion of Calcium-48 was used to produce element 115 (recently confirmed in Sweden). How many electrons does this ion have? - ANSW..19 a 10 mCi aliquot of Tc

 3 views  0 purchase
  • Course
  • RAD 102 - Radiation Science
  • Institution
  • RAD 102 - Radiation Science

RAD 102 - Radiation Science Exam 1 questions and answers 2024 University of Nevada, Las Vegas a +1 ion of Calcium-48 was used to produce element 115 (recently confirmed in Sweden). How many electrons does this ion have? - ANSW..19 a 10 mCi aliquot of Tc

Preview 2 out of 7  pages

  • November 8, 2024
  • 7
  • 2024/2025
  • Exam (elaborations)
  • Unknown
  • RAD 102 - Radiation Science
  • RAD 102 - Radiation Science
avatar-seller
juliusmigwi
RAD 102 - Radiation Science Exam 1 questions and answers 2024 University of
Nevada, Las Vegas



a +1 ion of Calcium-48 was used to produce element 115 (recently confirmed in
Sweden). How many electrons does this ion have? - ✔✔ANSW✔✔..19

a 10 mCi aliquot of Tc-99m is prepared at 8 a.m. on Tuesday but is not used. How
much activity remains at 8 a.m. on Wednesday? Half-life of Tc-99m is 6.01 hrs. -
✔✔ANSW✔✔..0.625 mCi



for the decay of Cu-64, what is the most likely decay mode to be observed? write the
complete decay reaction. - ✔✔ANSW✔✔..electron capture

for the electron capture branch on the far left (0.47%), what is the total energy released
by the electron capture decay (Q)? - ✔✔ANSW✔✔..1.675 MeV

Ga-68m decays by positron emission. what is the daughter of Ga-68m? -
✔✔ANSW✔✔..Zn-68

how many atoms of F-18 are in the 1 mCi sample? the half-life of F-18 is 109 minutes. -
✔✔ANSW✔✔..3.5 x 10^11 atoms

how many neutrons are in a Co-60 nucleus? - ✔✔ANSW✔✔..33

how many photons are emitted per second from 2.7 μCi of Cs-137 (1γ per decay)? -
✔✔ANSW✔✔..1.0 x 10⁵ photons/sec

if you prepare a 1600 MBq dose of F-18 at 6 a.m., what is the activity remaining at
11:30 a.m.? the half-life of F-18 is 109 minutes. - ✔✔ANSW✔✔..200 MBq

in 2012, Viking'r running back Adrian Peterson was 8 yards short of the rushing record.
To beat the record next year, how many more cm would he have to run? -
✔✔ANSW✔✔..732 cm

Ir-192 decays by beta emission. what is the daughter of Ir-192? - ✔✔ANSW✔✔..Pt-192

looking at the chart of nucleides, the line of stability curves downward as you go from
low to high z. why? - ✔✔ANSW✔✔..more neutrons are needed in the nucleus to
overcome the coulomb repulsion as the number of protons increases

, naturally-occuring radionuclides can be best classified as? - ✔✔ANSW✔✔..primordial
and cosmogenic

Ra-226 decays by alpha emission. what is the daughter of Ra-226? -
✔✔ANSW✔✔..Rn-222

radioactive decay is the _ transformation of one nucleus into another through the
emission of one or more particle and energy. - ✔✔ANSW✔✔..spontaneous

the decay constant is not...
a. inversely proportional to half-life
b. directly proportional to half-life
c. the probability of a nucleus decaying per unit of time
d. the number of nuclei decaying (ΔN) per unit time (Δt) - ✔✔ANSW✔✔..b. directly
proportional to half-life

the positron emission of Ga-68 has a Q value of 2.976 MeV. If there is NO gamma
emitted in this decay, what is the average energy of the positron emitted? -
✔✔ANSW✔✔..992 keV


a chocolatier has ordered 1 Mg (megagram) of Belgian chocolate. How many pounds
(US) will he receive? - ✔✔ANSW✔✔..2200 lb

a plastic scintillator measures a count rate of 150 cps for a 18.5 kBq source. what is the
efficiency of the detector in this geometry (total efficiency)? - ✔✔ANSW✔✔..0.8%

a researcher uses P-32 as a tracer in a cell culture experiment. to dispose of cells as
nonradioactive waste, the activity must be less than 1 Bq/g. If the experiment used
1,000 Bq/g, how long must the samples be stored before they can be sent to waste?
Half-life of P-32 is 14.3 days. - ✔✔ANSW✔✔..6 months

according to Bohr's model of the atom, which of the following particles can be found
inside the nucleus of the atom? - ✔✔ANSW✔✔..protons

an excited state of I-129 decays by internal conversion 60% of the time (40% by
gamma). what is the internal conversion coefficient (ICC) for this decay mode? -
✔✔ANSW✔✔..1.5

B-10 + N-1 -> He-4 + _? - ✔✔ANSW✔✔..Li-7

Cs-137 decays by beta minus emission to produce what? - ✔✔ANSW✔✔..Ba-137

The benefits of buying summaries with Stuvia:

Guaranteed quality through customer reviews

Guaranteed quality through customer reviews

Stuvia customers have reviewed more than 700,000 summaries. This how you know that you are buying the best documents.

Quick and easy check-out

Quick and easy check-out

You can quickly pay through credit card or Stuvia-credit for the summaries. There is no membership needed.

Focus on what matters

Focus on what matters

Your fellow students write the study notes themselves, which is why the documents are always reliable and up-to-date. This ensures you quickly get to the core!

Frequently asked questions

What do I get when I buy this document?

You get a PDF, available immediately after your purchase. The purchased document is accessible anytime, anywhere and indefinitely through your profile.

Satisfaction guarantee: how does it work?

Our satisfaction guarantee ensures that you always find a study document that suits you well. You fill out a form, and our customer service team takes care of the rest.

Who am I buying these notes from?

Stuvia is a marketplace, so you are not buying this document from us, but from seller juliusmigwi. Stuvia facilitates payment to the seller.

Will I be stuck with a subscription?

No, you only buy these notes for $17.99. You're not tied to anything after your purchase.

Can Stuvia be trusted?

4.6 stars on Google & Trustpilot (+1000 reviews)

80467 documents were sold in the last 30 days

Founded in 2010, the go-to place to buy study notes for 14 years now

Start selling
$17.99
  • (0)
  Add to cart