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9. [-14 Points] DETAILS SPRECALC7 4.6.017. This exercise uses the radioactive decay model. The half-life of...
Tvor om your 4. SPreCalc7 4.6.017. My Notes A This exercise uses the radioactive decay model. The half-life of radium-226 is 1600 years. Suppose we have a 26-mg sample. (a) Find a function m(t)- mo2th that models the mass remaining after t years m(t) - 26.2 (b) Find a function m(t) = moet that models the mass remaining after years. (Round your r value to six decimal places.) m(t) - 26.e-0.0004336 (c) How much of the sample will remain after...
SAlgTrig4 4.6.021.MI 5. -/1 points This exercise uses the radioactive decay model. If 250 mg of a radioactive element decays to 240 mg in 60 hours, find the half-life of the element. (Round your answer to the nearest whole number.) hr Need Help? Read It Watch It Master I Talk to a Tutor
5. (0/1 Points) DETAILS PREVIOUS ANSWERS SALGTRIG4 4.6.019. This exercise uses the radioactive decay model. The half life of strontium-90 is 28 years. How long will it take a 30-mg sample to decay to a mass of 24 mg? (Round your answer to the nearest whole number.) 32 X Y Need Help? ReadIt Tak to Top
A webassign.net Sect. 4.6 - Math 176, section 6817, 7996, Spring 2020 Webassign Webassign.net 1. [-13 Points] DETAILS SPRECALC7 4.... | Chegg.com 3. [-14 Points) DETAILS SPRECALC7 4.6.017. 0/15 Submissions Used MY NOTES ASK YOUR TEACHER This exercise uses the radioactive decay model. The half-life of radium-226 is 1600 years. Suppose we have a 22-mg sample. (a) Find a function m(t) = moz-t/h that models the mass remaining after t years. m(t) = (b) Find a function m(t) = moe-rt...
The half life for the decay of carbon-14 is 5.73 x 10 years. Suppose the activity due to the radioactive decay of the carbon-14 in a tiny sample of an artifact made of wood from an archeological dig is measured to be 19. Bq. The activity in a similar-sized sample of fresh wood is measured to be 20. Bq. Calculate the age of the artifact. Round your answer to 2 significant digits. years X 5 ?
(-/1 Points) DETAILS LARCOLALG10 5.5.022.MI. Find the missing value for the radioactive isotope. (Round your answer to two decimal place Isotope Half-life Initial (years) Quantity Amount After 1000 Years 14c 5715 22.5 g 9 Need Help? Read It Watch It Master it
The half-life for the
radioactive decay of C-14 is 5730 years. You may want to reference
(Pages 598 - 605) Section 14.5 while completing this problem.
Exercise 14.58 - Enhanced with Feedback 26 of 48 Review I Constants I Periodic Table The half-life for the radioactive decay of C-14 is 5730 years Part A You may want to reference (Pages 598 605) Section 14.5 while completing this problem. How long will it take for 30% of the C-14 atoms in...
Radioactive Decay - Half-life and Activity 1 Radioactive decay - Half-life Time 0 1000 21 31 750 N 1.000.000 500,000 250,000 125,000 62,500 31.250 15.625 7813 3.506 1.953 977 51 6 500 7 BI . 101 250 125 0 tie 21.234.41516171819, 1012 Time in multiples of A radioactive sample's half-life is 30.2 years. 1 year = 365 days, 1 day = 24 hours, 1 hour - 60 minutes, 1 minute = 60 seconds (a) Find its decay constant in year...
How long will it take a sample of radioactive substance to decay to half of its original amount, if it decays according to the function A(t) = 250e - 223, where t is the time in years? Round your answer to the nearest hundredth year. A) 3.11 yr B) 55.75 yr 24.76 yr D) 27.87 yr
The half-life for the radioactive decay of C−14 is 5730 years. If a sample of C−14 initially contains 1.7 mmol of C−14, how many millimoles will be left after 2250 years? Express your answer using two significant figures.