Phosphorus-32 is a commonly used radioactive nuclide in biochemical research, particularly in studies of nucleic acids. The half-life of phosphorus-32 is 14.3 days. What mass (in mg) of phosphorus-32 is left from an original sample of 188 mg of Na332PO4 after 33.0 days? Assume that the atomic mass of 32p is 31.974 u. mg

Phosphorus-32 is a commonly used radioactive nuclide in biochemical research, particularly in studies of nucleic acids. The half-life of phosphorus-32 is 14.3 days. What mass (in mg) of phosphorus-32 is left from an original sample of 188 mg of Na332PO4 after 33.0 days? Assume that the atomic mass of 32p is 31.974 u. mg

Chemistry

10th Edition

ISBN:9781305957404

Author:Steven S. Zumdahl, Susan A. Zumdahl, Donald J. DeCoste

Publisher:Steven S. Zumdahl, Susan A. Zumdahl, Donald J. DeCoste

Chapter1: Chemical Foundations

Section: Chapter Questions

Problem 1RQ: Define and explain the differences between the following terms. a. law and theory b. theory and...

See similar textbooks

Related questions

Q: How long will it take a radioactive sample of iodine-131 (half-life 8.07 d ) to lose 99.2 % of…

A: The given disintegration reaction is first order reaction. Half life t1/2 = 0.693 / K 8.07 days =…

Q: Krypton-81m is used for lung ventilation studies. Its half-life is 13 ss. How long does it take the…

A: The objective of this question is to find out the time it takes for the activity of Krypton-81m to…

Q: The half-life of radium-226 is 1.60X10³ yr. How manyhours will it take for a 2.50-g sample to decay…

A: Given : t1/2 = 1.60 x 103 yr , [A0] = 2.50 g , [At] = 0.185 g Half-life : The time taken by any…

Q: 150-water is a radioactive variation of regular water, in which some usual oxygen atoms are replaced…

Q: Iodine-125 is a radioactive isotope commonly used in medicine. It has a half-life of 59.5 days. A…

A: Half life of iodine -125 = 59.5 daysInitial amount of iodine -125 = 2.00 kgFinal amount of iodine…

Q: The number of radioactive nuclides in a sample decays from 3.80 x to 1020 19 9.50 x 10 in 58.0…

Q: The amount of ",C still present at any time in the tree may be denoted as N and No, is the initial…

Q: Although most natural potassium nuclei are stable K (93.3%) or **K (6.7%) nuclei, about 0.0117% are…

A: Potassium exists in nature in form of two isotopes : 1. 39K ; Abundance = 93.3 % 2. 41K ; Abundance…

Q: what is the na-me, 1/2, 01 12 = day:

Q: Radioactive radon-222, found in many homes, is a potential health hazard. The half-life of radon-222…

A: The spontaneous breakdown of the nucleus causes the release of energy and matter from the nucleus,…

Q: Given that radioactive cobalt-60 has a radioactive constant equal to 3.8 x 10 determine its…

A: Now in order to calculate the half life we first write down the given data: Radioactive…

Q: lodine-131 is used in the treatment of tumors in the thyroid gland. Its half-life is 8.1 days.…

Q: Phosphours-32 is a commonly used radioactive nuclide in bichemical research, particularly in sutdies…

A: Mass of P-32 present in 175 mg of Na332PO4 Molar mass of Na332PO4 = 164 g/mol 164 g Na332PO4…

Q: Ca-60 is used extensively in radiotherapy and its half-life is 5.27 years. How many years will it…

A: Given: half life, t12=5.27 years[A]=0.2[A]o To calculate: Years taken to decrease to 20% of its…

Q: A rock contains 0.232 g of Pb-206 to every 1.00 g of U-238. Determine the age of this rock assuming…

Q: The decay constant for the element X is 6.931 yr⁻¹. What is the half-life?

A: Relation between decay constant (K) and half life (t12) of an element:-t12 =0.693K

Q: Plutonium-239, a common product of a functioning nuclear reactor, can be deadly to people exposed to…

Q: Technetium-99m (the ‘m’ means a ‘metastable’ or moderately stable species) is generated in nuclear…

A: Use half life and date constant formula Final mass= 125.95mg

Q: Radium-223 has a half-life of 11.43 days. How long will it take for 80% of a sample of the said…

Q: Phosphorus-32 is a radioisotope. It is typically used as a tracer in biological research or to treat…

A: Given,Ordered sample of P32 = 950 mgTime required for shipping = 42.9 daysHalf-life of P32 = 14.3…

Q: Radioactive radon-222, found in many homes, is a potential health hazard. The half-life of radon-222…

Q: Archaeologists used pieces of burned wood, or charcoal, found at the site to date prehistoric…

A: 5730 Given, half-life of C-14 = years. 65.1% of C-14 found in living trees of the same type had…

Q: Americium-241 is widely used in smoke detectors. The radiation released by this element ionizes…

A: Given, Mass of Am-241 = 5.00 g. Half life of Am-241 = 433 years. Here, we have to calculate…

Q: The radioactive nuclide 55Co has a half-life of 17.5 hours. What mass of 55Co remains from a 0.0100…

Q: Tritium H-3 has a half-life of 12.3 years. If a sample of 3 g of H-3 is produced, what will be the…

Q: The isotope 22288Rn has a half-life of 3.8 days. How long does it take for 0.050 mmol to decay to…

Q: Chemists working to develop substances for filtering greenhouse gases from the atmosphere have…

A: The decay differential equation is given as, dAdt = -kAA: Concentration at any time tK: Decay…

Q: Cobalt-60 is used extensively in medicine as a source of g-rays. Its half-life is 5.27 years. How…

A: Given Half life ( t1/2 ) = 5.27 year Initial Activity ( A0 ) = 100 % Remaining amount ( At ) =…

Q: Before the use of technetium-99m, patients with high risk coronary artery disease were evaluated…

Q: Iodine-131 is administered orally in the form of NaI(aq) as a treatment for thyroid cancer. The…

A: Given half life = 8.04 days time = 12.7 days initial mass = 31.1 mg

Q: Radioactive radon-222, found in many homes, is a potential health hazard. The half-life of radon-222…

A: Given Half life of Radon -222 ( t1/2 ) = 3.82 days Initial amount of isotope ( A0 )= 33.5 mg Time…

Q: Radioactive Radon-222 gas (222Rn) occurs naturally as a product of uranium decay. The half-life of…

Q: Iodine-131 is administered orally in the form of NaI(aq) as a treatment for thyroid cancer. The…

Q: Radioactive radon-222, found in many homes, is a potential health hazard. The half-life of radon-222…

Q: Cobalt-60 is used extensively in medicine as a source of g-rays. Its half-life is 3.97 years. How…

A: Given: Half-life of Co-60 = 3.97 years = 3.97 × 365 = 1449.05 days…

Q: Ruthenium-106 (106Ru) is used to treat melanoma in the eye. This isotope decays by β– emission with…

A: Radioactive decay is identified as a process during which an unstable nuclide of an atom changes to…

Q: Phosphorus-32 is a radioactive isotope with a half-life of 14.3 d (d = days). A biochemist has a…

A: Radioactive decomposition follows first order kinetics. Integrated rate law for first order is

Q: The half life of the radioactive element ubtonium-31 is 10 seconds. If 80 grams of unobtanium-31 are…

Q: Plutonium-236 is an alpha emitter with a half-life of 2.86 years. How long will it take for the 1.20…

Q: 204.) Radon-222 gas can be found seeping from granite that contains uranium-238. Radon-222 is a…

Concept explainers

Writing and Balancing Nuclear Equations

A nuclear equation is a symbolic representation of a nuclear reaction using certain symbols. It is studied in nuclear chemistry and nuclear physics.

Question

Phosphorus-32 is a commonly used radioactive nuclide in biochemical research, particularly in studies of nucleic acids. The half-life of phosphorus-32 is 14.3 days. What mass (in mg) of phosphorus-32
is left from an original sample of 188 mg of Na3 32PO4 after 33.0 days? Assume that the atomic mass of ³2p is 31.974 u.
mg

Expert Solution

This question has been solved!

Explore an expertly crafted, step-by-step solution for a thorough understanding of key concepts.

This is a popular solution!

SEE SOLUTION Check out a sample Q&A here

Step 1

Step 2

Step 3

Step 4

Step 5

Trending now

This is a popular solution!

Step by step

Solved in 5 steps

SEE SOLUTION Check out a sample Q&A here

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

Rubidium-87 decays by β production to strontium-87 with a half life of 4.7 × 1010 years. What is the age of a rock sample that contains 102.6 µg 87Rb and 6.1 µg 87Sr ? Assume that no 87Sr was present when the rock was formed.The atomic masses are given in the table below: Nuclide Atomic Mass 87Rb 86.90919 87Sr 86.90888
Iodine-131 is administered orally in the form of NaI(aq) as a treatment for thyroid cancer. The half-life of iodine-131 is 8.04 days. If you begin with 52.5 mg of this isotope, what mass remains after 13.7 days have passed?
Iodine-131 is administered orally in the form of NaI(aq) as a treatment for thyroid cancer. The half-life of iodine-131 is 8.04 days. If you begin with 40.9 mg of this isotope, what mass remains after 11.7 days have passed?
The half-life of radium-226 is 1.8x103 years. How many hours will it take for a 2.50-gram sample to decay to the point where 0.456 grams of the isotope remains?
1. Gold-198 is used in the diagnose of liver problems. The half-life of 19*Au is 2.69 day. If you begin with 2.8 ug of gold isotope, what mass remains after 10.8 day?
Stonehenge is an ancient megalithic site in southern England. Some believe it was designed to make astronomical observations, but archaeologists cannot agree on the reason that Stonehenge was constructed. Charcoal samples taken from a series of holes at Stonehenge have about 0.33 pounds of carbon-14 in a 06 pound sample. Estimate the age of the charcoal pits at Stonehenge Assume that the half-life of carbon-14 is 8333 years.
A moon rock collected by a U.S. Apollo mission is estimated to be 4.204.20 billion years old by uranium/lead dating. Assuming that the rock did not contain any lead when it was formed, what is the current mass of Pb206Pb206 in the rock, if it currently contains 1.3601.360 g of U238U238? The half-life of U238U238 is 4.47×109 years4.47×109 years. Pb206Pb206 mass:
Krypton-81m is used for lung ventilation studies. Its half-life is 13 ss. How long does it take the activity of this isotope to reach one-quarter of its original value?
Iron-59 is a radioisotope that is used to evaluate bone marrow function. The half-life of iron-59 is 44.5 days. If you begin with 44.7 mg of this isotope, what mass remains after 97.5 days have passed?
Archeologists continue to debate the arrival of the first humans in the Western Hemisphere. Radiocarbon dating of charcoal from a cave in Chile was used to establish the earliest date of human habitation in South America as 8700 years ago. This procedure involves comparing the 14C present in a sample of charcoal to the 14C present in a living tree of the same age. What fraction of the 14C initially present remained in the charcoal after 8700 years? The half-life of 14C is 5730 years. (Write the answer as a number with a decimal.)
187Pb has a half-life of 15.2 s. If a sample of this isotope is initially 750.0 g, what mass of the isotope (in g) will remain after 18.5 s?
lodine-125 is a radioactive isotope commonly used in medicine. It has a half-life of 59.5 days. A sample contained 2.00 kg lodine-125 when it was made. How old is the sample when it contains 0.0625 kg Iodine- 125 (in days)?