Pearson eText Basic Chemistry -- Instant Access (Pearson+)
6th Edition
ISBN: 9780135765982
Author: Karen Timberlake, William Timberlake
Publisher: PEARSON+
expand_more
expand_more
format_list_bulleted
Concept explainers
Question
Chapter 16, Problem 67APP
Interpretation Introduction
Interpretation:
The mass in milligrams for technetium-99m needs to be determined.
Concept introduction:
- Radioactive decays behave like a first order reaction.
Expert Solution & Answer
Want to see the full answer?
Check out a sample textbook solution
Students have asked these similar questions
5.62 Write the balanced nuclear equation for
each of the following: (5.1, 5.2)
a. potassium-40 (6 decay
b. sulfur-35 (8 decay)
c. platinum-190 (a decay)
d. Ra-210 (a decay)
e. In-113m (y emission)
5.78 Cesium-137, used in cancer treatment, has a half-life of 30 yr.
(5.2, 5.4)
a. Write the balanced nuclear equation for the beta decay of
cesium-137.
b. How many milligrams of a 16-mg sample of cesium-137
remain after 90 yr?
C. How many years are required for 28 mg of cesium-137 to
decay to 3.5 mg of cesium-137?
5.64 Complete each of the following nuclear
equations: (5.2)
a. ? + Co Mn + He
25
27
b. ? N+ e
c. e + Kr ?
241
d. He + Am →? + 2,n
2n
Chapter 16 Solutions
Pearson eText Basic Chemistry -- Instant Access (Pearson+)
Ch. 16.1 - Prob. 1PPCh. 16.1 - Prob. 2PPCh. 16.1 - Naturally occurring potassium consists of three...Ch. 16.1 - Prob. 4PPCh. 16.1 - Prob. 5PPCh. 16.1 - Prob. 6PPCh. 16.1 - Prob. 7PPCh. 16.1 - Prob. 8PPCh. 16.1 - Supply the missing information in the following...Ch. 16.1 - Prob. 10PP
Ch. 16.1 - Prob. 11PPCh. 16.1 - Prob. 12PPCh. 16.2 - Prob. 13PPCh. 16.2 - Prob. 14PPCh. 16.2 - Prob. 15PPCh. 16.2 - Prob. 16PPCh. 16.2 - Prob. 17PPCh. 16.2 - Prob. 18PPCh. 16.2 - Prob. 19PPCh. 16.2 - Prob. 20PPCh. 16.2 - Prob. 21PPCh. 16.2 - Prob. 22PPCh. 16.3 - Prob. 23PPCh. 16.3 - Prob. 24PPCh. 16.3 - Prob. 25PPCh. 16.3 - Prob. 26PPCh. 16.3 - Prob. 27PPCh. 16.3 - Prob. 28PPCh. 16.4 - Prob. 29PPCh. 16.4 - Prob. 30PPCh. 16.4 - Prob. 31PPCh. 16.4 - Prob. 32PPCh. 16.4 - Prob. 33PPCh. 16.4 - Prob. 34PPCh. 16.5 - Prob. 35PPCh. 16.5 - Prob. 36PPCh. 16.5 - Prob. 37PPCh. 16.5 - Prob. 38PPCh. 16.5 - Prob. 39PPCh. 16.5 - Prob. 40PPCh. 16.6 - Prob. 41PPCh. 16.6 - Prob. 42PPCh. 16.6 - Prob. 43PPCh. 16.6 - Prob. 44PPCh. 16.6 - Prob. 45PPCh. 16.6 - Prob. 46PPCh. 16.6 - Prob. 47PPCh. 16.6 - Prob. 48PPCh. 16.6 - Prob. 49PPCh. 16.6 - Prob. 50PPCh. 16 - Prob. 51UTCCh. 16 - Prob. 52UTCCh. 16 - The chapter sections to review are shown in...Ch. 16 - Prob. 54UTCCh. 16 - Prob. 55UTCCh. 16 - Prob. 56UTCCh. 16 - Prob. 57APPCh. 16 - Prob. 58APPCh. 16 - Prob. 59APPCh. 16 - Prob. 60APPCh. 16 - Prob. 61APPCh. 16 - Prob. 62APPCh. 16 - Prob. 63APPCh. 16 - Prob. 64APPCh. 16 - Prob. 65APPCh. 16 - Prob. 66APPCh. 16 - Prob. 67APPCh. 16 - Prob. 68APPCh. 16 - Prob. 69APPCh. 16 - Prob. 70APPCh. 16 - Prob. 71APPCh. 16 - Prob. 72APPCh. 16 - Prob. 73APPCh. 16 - Prob. 74APPCh. 16 - Prob. 75APPCh. 16 - Prob. 76APPCh. 16 - Prob. 77APPCh. 16 - Prob. 78APPCh. 16 - Prob. 79CPCh. 16 - Prob. 80CPCh. 16 - Prob. 81CPCh. 16 - Prob. 82CPCh. 16 - Prob. 83CPCh. 16 - Prob. 84CPCh. 16 - Prob. 85CPCh. 16 - Prob. 86CPCh. 16 - Prob. 87CPCh. 16 - Prob. 88CPCh. 16 - Prob. 89CPCh. 16 - Prob. 90CPCh. 16 - Consider the reaction of sodium oxalate (Na2C2O4)...Ch. 16 - Prob. 34CICh. 16 - Prob. 35CICh. 16 - Prob. 36CICh. 16 - Prob. 37CICh. 16 - Prob. 38CICh. 16 - Prob. 39CICh. 16 - Prob. 40CI
Knowledge Booster
Learn more about
Need a deep-dive on the concept behind this application? Look no further. Learn more about this topic, chemistry and related others by exploring similar questions and additional content below.Similar questions
- i need clear ans and solve very very fast in 20 min and thank you | DYBALA : A certain container has a 0.56 g of 90Sr. Calculate the activity of the material in units of curies? (77.3 ci)arrow_forwardPart 2: Balancing Nuclear Reactions (5.2) 238 92U. 23Th + He 90 1. Identify the reactants and products in the above reaction. 2. For each element, what do the top (superscripted) and the bottom (subscripted) numbers represent respectively? 3. How many protons and neutrons are found in the uranium isotope used above? 4. How many protons and neutrons are found in the thorium isotope used above? 5. What is the difference in, a. the number of protons between U and Th? b. the number of neutrons between U and Th? c. the mass number between U and Th? 6. How do you explain these differences with respect to the nuclear reaction above?arrow_forwardPart 1: Writing Radioactive Decay Reactions (5.2) lodine-131 (131I) isotope undergoes beta decay. 1. Write the symbol for the beta particle released by iodine-131 (show the respective superscript and subscript values). 2. In the nuclear equation for beta decay of iodine-131, does the beta particle appear on the reactant or product side of the arrow? Why?arrow_forward
- (38) The Cl isotope is a radioactive isotope that emits beta radiation and has a half-life of 40 minutes. A sample containing 0.40 moles of H38Cl is placed in a 6.24 L container. After 80 minutes, the pressure of this container becomes 1650 mmHg. What is the temperature of this bowl?arrow_forward(7) Carbon-14 dating is used in archeology to determine the age of items that were alive or were made from living materials. This works because the proportion of radioactive Carbon-14 to the other isotopes of Carbon is relatively constant in the atmo- sphere. (Volcanos constantly refresh the C-14 content.) A wooden tool from an archeological site is found to contain 22 micrograms of C-14, whereas a similar hnount of modern wood would contain 100 micrograms. How old is the tool? 58 surface weat..pdf JoanneCarbonell .pdf PDFarrow_forward3.3. Write the nuclear equation for the nuclear reaction in which a nuclei undergoes ß- decay and changes to cesium-133.3.5. Sodium-24 (t1/2= 15h) is used to study blood circulation. If a patient is injected with an aqueous solution of 24NaCl whose activity is 2.5x109d/s, how much of the activity is present in the patient’s body and excreted fluids after 4.0 days?arrow_forward
- a 10.5. Sodium-24 (t½= 15h) is used to study blood circulation. If a patient is injected with aqueous solution of 2ªNaCl whose activity is 2.5 x 10° d/s, how much of the activity present in the patient's body and excreted fluids after 4.0 days? le of 35S a B- emitter, has an 30tiarrow_forwardThe table below is a summary of different modes of nuclear decay. Fill in the changes in atomic number (Z), number of neutrons (N), and mass number (A) in each case. Use “+” sign for increase, “–“ sign for decrease, and “0” for no change. Provide the symbol for each elementary particle involved in the decay process. (12 points) Decay Mode Particle Symbol Change in: Change in: Change in: Z N A Alpha decay 4/2α Beta decay 0/-1 β Positron decay 0/+1 β Electron capture 0/-1 earrow_forwardWatch help video Element X decays radioactively with a half life of 8 minutes. If there are 530 grams of Element X, how long, to the nearest tenth ofa minute, would it take the element to decay to 7 grams? y = a(.5)%arrow_forward
- (Q121) Technetium-99 is an unstable isotope used in various medical procedures. Given a half life of 8.01 hours, what is the activity (in Curies, Ci) of a 1.41 µg sample?arrow_forward10 cample. 10.9. The radioactive nuclide 55Co has a shelf-life of 17.5 hours. What mass 55Co remains from 0.0100g sample after 24 hours?arrow_forward(Q114) A meteorite recovered from a meteor landing site in the Australian outback contains 0.438 g of lead-206 for every 1.000 g of uranium-238 that it contains. Assuming the rock did not originally contain any lead-206, how old is the meteorite? (The half-life for this decay process is 4.5 x 10⁹ years). 2.3 x 10⁹ years 2.7 x 10⁹ years 4.4 x 10⁹ years O 1.5 x 1010 years O 7.1 x 10⁹ yearsarrow_forward
arrow_back_ios
SEE MORE QUESTIONS
arrow_forward_ios
Recommended textbooks for you
Chemistry: Principles and ReactionsChemistryISBN:9781305079373Author:William L. Masterton, Cecile N. HurleyPublisher:Cengage Learning
General Chemistry - Standalone book (MindTap Cour...ChemistryISBN:9781305580343Author:Steven D. Gammon, Ebbing, Darrell Ebbing, Steven D., Darrell; Gammon, Darrell Ebbing; Steven D. Gammon, Darrell D.; Gammon, Ebbing; Steven D. Gammon; DarrellPublisher:Cengage Learning
Chemistry: Principles and Reactions
Chemistry
ISBN:9781305079373
Author:William L. Masterton, Cecile N. Hurley
Publisher:Cengage Learning
General Chemistry - Standalone book (MindTap Cour...
Chemistry
ISBN:9781305580343
Author:Steven D. Gammon, Ebbing, Darrell Ebbing, Steven D., Darrell; Gammon, Darrell Ebbing; Steven D. Gammon, Darrell D.; Gammon, Ebbing; Steven D. Gammon; Darrell
Publisher:Cengage Learning