The half life for the radioactive decay of rubidium-87 to strontium-87 is 4.88 × 10" years. Suppose nuclear chemical analysis shows that there is 0.759 mmol of strontium-87 for every 1.000 mmol of rubidium-87 in a certain sample of rock. Calculate the age of the rock. Round your answer to 2 significant digits. U years

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: The half life for the decay of carbon-14 is 5.73 × 10’ years. Suppose the activity due to the…

A:

Q: Suppose the amount of a certain radioactive substance in a sample decays from 4.60 mg to 1.90 mg…

A:

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

A:

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

A: The half-life is  .The initial amount is .The final amount is .To find the age of the rock.

Q: The isotope 232Th decays to 208Pb by the emission of six alpha particles, with a half-life of 1.39 ×…

A: Given: Final amount of thorium = 7.4 mg Volume of helium gas     = 4.9 x 10-3 cm3 Half life of decay…

Q: Strontium-90 is present in the fallout produced by nuclear weapons testing in the atmosphere. Sr-90…

A:

Q: radidactive research, particulary in studies mass (in mg) oudsoud g of Na, 32PO, after 40.0 days?…

A: Radioactive decay follow first order kinectics. Half life = 14.3 days

Q: Hydrogen-3 is radioactive and has a half life of 12.3 years. How long would it take a sample to…

A: All radioactive decay processes follows first order kinetics. Half life t12 is the time taken to…

Q: A radioactive element has a half-life of 1.1 hours. How many hours will it take for the number of…

A:

Q: Carbon-14 dating is useful for estimating the age of samples generally no older than about 50,000…

A: Although your question has elaborated it enough about what carbon datng is, but let me put this into…

Q: Yttrium-90 is a radioactive isotope used to treat tumors in the liver. 90 Y has a half-life of 2.67…

A: Given : Half life of 90Y = 2.67 days. And mass of 90Y remaining after 1.03 days = 4.02 µg

Q: The half life for Carbon-14 is 5730 years. Calculate the amount of time it would take 60.0 g of…

A:

Q: Uranium is radioactive and decays into lead. This process can be used to date rocks. A piece of…

A:

Q: The half life for the decay of carbon-14 is 5.73 × 10³ years. Suppose the activity due to the…

A:

Q: The half life for the decay of carbon-14 is 5.73 x 10 years. Suppose the activity due to the…

A:

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

A: Radioactive decay follows first order kinetics. Half life(t1/2) = 4.88 x 1010 years hu

Q: The half life for the radioactive decay of potassium-40 to argon-40 is 1.26 × 10⁹ years. Suppose…

A: Imagine you have a bunch of radioactive atoms just hanging out, doing their thing. Radioactive decay…

Q: A wooden artifact emits 11.1 beta particles per minute via the radioactive decay of ¹4C: 14 14 0 C…

A:

Q: The isotope 208^TI undergoes beta decay with the half-life of 3.1 minutes calculate the amount…

A: Half life = t1/2 = 3.1 minTo determine rate constantk t1/2  = ln (2)k =0.6933.1 min=0.22 min-1

Q: The half life for the radioactive decay of carbon-14 to nitrogen-14 is 5.73 × 10³ Suppose nuclear…

A:

Q: A radioactive sample initially contains 2.40×10^−2 mol of a radioactive material whose half-life is…

A:

Q: The half life for the radioactive decay of potassium-40 to argon-40 is 1.26 × 10⁹ years. Suppose…

A: t(1/2) = 1.26*109 yearmoles of argon(D) = 0.677 mmolmoles of potassium(P) = 1.000 molt =?

Q: Radioisotope X has a half-life of 4.0 h. Based on the figure below, if the original sample of the…

A: Given,(i) initial amount of radio isotope X = 16.00 gHalf-life = 4.0 hTime taken for decay = 12.0…

Q: The half life for the decay of carbon-14 is 5.73 x 10³ years. Suppose the activity due to the…

A: Given: The half-life of carbon-14 = 5.73 × 103 years The activity of the sample = 81 Bq The activity…

Q: The half life for the decay of carbon-14 is 5.73 × 10³ years. Suppose the activity due to the…

A: Given data : Half life, t1/2 = 5.73×103 yearsActivity of fresh wood, [A⁠⁠⁠⁠⁠⁠⁠]0 = 66 Bq. Activity…

Q: bromine-88 is radioactive and has a half life of 16.3 seconds. how long would it take a sample to…

A: Given , Bromine -88 t1/2= 16.3 s initial mass of sample ,Ca0=5.60 mg=5.6×10-3g final mass of sample,…

Q: avier is at NASA analyzing Moon rocks. In one of the rocks from the lunar maria, he discovered 79 %…

A:

Q: The half life for the radioactive decay of carbon-14 to nitrogen-14 is 5.73 × 10 years. Suppose…

A: t(1/2) = 5.73*103 yearsmol of nitrogen(D-Daughter nucleus) = 0.790 mmolmol of carbon(P-Parent…

Q: The half-life of radioactive strontium-90 is 28.8 years. How long would it take when only 16.5% of…

A: The half-life of strontium-90 is = 28.8 years Time would it take when only 16.5% of the original…

Q: A rock contains 0.257 mg of lead-206 for every milligram of uranium-238. The half-life for the decay…

A:

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.