Mathematics, 24.02.2021 01:00 maskoffvon
The amount of a radioactive substance remaining as it decays over time is , where A represents the final amount, represents the original amount, t represents the number of years, and h represents the half-life of the substance.
Carbon-14 is a radioactive isotope that has a half-life of 5,730 years. Approximately how many years will it take for carbon-14 to decay to 10 percent of its original amount?
A.
19,035 years
B.
28,650 years
C.
8,267 years
D.
16,396 years
Answers: 2
Mathematics, 20.06.2019 18:04
Find the third,fifth and seventh term sequence described by each rule a(n)=n+1
Answers: 2
Mathematics, 21.06.2019 15:00
Which of the binomials below is a factor of this trinominal? x^2-13+30
Answers: 2
Mathematics, 21.06.2019 16:30
Cassie is traveling 675 miles today to visit her brother and his family. so far, she has stopped for gas three times. at the first stop, she put in 7.1 gallons of gas and paid $23.79. at her second stop, she put in 5.8 gallons of gas and paid $19.08. and, at the third stop, 6.6 gallons and paid $20.39. at which stop did casey pay the most for gas?
Answers: 1
Mathematics, 21.06.2019 19:00
Use the quadratic formula to solve the equation. if necessary, round to the nearest hundredth. x^2 - 8 = -6x a. –7.12, 1.12 b. 7.12, –1.12 c. 7.12, 1.12 d. –7.12, –1.12
Answers: 2
The amount of a radioactive substance remaining as it decays over time is , where A represents the f...
SAT, 04.01.2022 14:00
Mathematics, 04.01.2022 14:00
Mathematics, 04.01.2022 14:00
Mathematics, 04.01.2022 14:00
English, 04.01.2022 14:00
SAT, 04.01.2022 14:00