Greenium has a half-life of 23 years and decays following the Law of Exponential Change. After how many years will 80% of an original amount have decayed? a. 53.40 YEARS O b. 7.41 YEARS O C. 74.03 YEARS O d. 10.26 YEARS

Q: bacillus subtilis, a type of a bacteria responsible for the decomposition of organic matter, grows…

A:

Q: Describe what the values of C and k represent in the exponential growth and decay model y = Cekt.

A: For t=0,  So the initial value is C

Q: A consumer group in one city compares the costs of goods and services in that city over various…

A: Suppose, C(t) be the cost of goods before 1970. So, we have C(0)=100 & C(29)=42

Q: Use the exponential decay model for carbon-14, A = A0e-0.000121t,to solve:Skeletons were found at a…

A:

Q: A bank offered .04% interest on checking accounts reinvested weekly.  a-) Find the associated…

A:

Q: A POPULATION OF INSECTS GROWS THERE Wtrt 170 INECTS AFTER THE THIRD DAY EXPONENTIALLY. OF THE…

A: Find your answer below

Q: Complete the table below using the exponential decay formula with half-lives. ..... Years Original…

A:

Q: An unknown sample contains radioactive element U-235. If the original amount present is 3500 atoms,…

A:

Q: A video is labeled a fan favorite if it receives at least 1,000 views per day. Amelia posts a video…

A: The decaying exponential function is given by the equation y = a(1-b)x, where y is the final value,…

Q: A certain radioactive material follows the law of exponential growth. If between noon and 2 pm the…

A: we know that population growth formula A(t)=Pekt where A(t) is number of population at time t P is…

Q: (b) How long does it take if the interest is compounded continuously? 37. What rate of interest…

A: Since you have asked multiple question, we will solve the first question for you. If youwant any…

Q: The half-life of a certain radioactive substance is 9 years.  What is the yearly decay factor? Round…

A: The formula for exponential decay or growth function is given by: A = A0ekt Here, A = final amount…

Q: Nadav invests $6,000 in an account that earns 5% interest compounded continuously. What is the total…

A:

Q: The half-life of Carbon-14 is 10 years. How much of an initial 138 g sample will remain after 49…

A: Radioactive decay.

Q: A wooden artifact from an ancient tomb contains 25 percent of the carbon-14 that is present in…

A:

Q: Complete the table below using the exponential decay formula. Original Amount Decay Rate per Year…

A: Solution

Q: The half - life of the radioactifive substance Carbon- 14 is approximately 5750 years. Suppose an…

A: Given that the half-life of the radioactive substance carbon-14 is approximately 5750 years. Suppose…

Q: Ed's new car has a value of $23,500, but it is expected to depreciate at a rate of 7.5% per year. If…

A:

Q: Complete the table below using the exponential decay formula. Decay Rate per Original Amount Year 7%…

A: We can find the answer as below.

Q: An unknown substance weighs 25.28kg when it is first brought to the lab.  After a week in the lab, a…

A: Please see the answer in Step 2

Q: A certain radioactive material B follows the law of exponential change and has a half-life of 100…

A: Given: Let's consider the given, t12=100hrs and 80%dissipated

Q: Complete the table below using the exponential decay formula with half-lives. ..... Half-Life Number…

A: Given query is to find the amount after x interval.

Q: A fossilized leaf contains 25% of its normal amount of carbon 14. How old is the fossil (to the…

A:

Q: The radioactive isotope Bismuth-210 has a half-life of 5 days. How many days does it take for 87.5%…

A:

Q: 1. The population of a country was 8 million in the year 2000. It was 12 million in 2010. Assume…

A:

Q: A fossilized bone is found to contain 0.1% of its original amount c-14. Half-life of c-14 is 5730…

A:

Q: Suppose a population of insects increases according to the law of exponential growth. There were 130…

A: Given- There were 130 insects after the third day of the experiment and 380 insects after the…

Q: Use the exponential decay model, A= Ag e", to solve the following. The half-ife of a certain…

A: Decay model of the substance is given by A=A0ekt. The half-life of certain substance is 22 years.…

Q: The half- life of the radioactive substance Carbon- 14 is approximately 5750 years. Suppose an…

A:

Q: A virus population follows the law of exponential change. If between 9am and 11am, the population…

A: Given: Population of virus follows a exponential growth function. Also, between 9 am to 11 am,…

Q: The population of a midwestern city follows the exponential law.(a) If N is the population of the…

A: (A) If N is the population of the city and t is the time in years, express N as a function of t.…

Q: State whether the growth​ (or decay) is linear or​ exponential, and answer the associated question.…

A: Given that the value of a house is increasing by ​$2300 per year. So the rate of increase is fixed…

Q: The population of a dying town follows the exponential law: p(t) = Poekt where Po and k are…

A: topic - exponential function

Q: Use a model for exponential decay to solve: If 12 g of a radioactive substance are present…

A:

Q: Suppose that the dollar value v (t) of a certain house that is t years old is given by the following…

A:

Q: Radium decomposes at the rate proportional to the present amount. If the half- life is 1600 years,…

A:

Q: Does the following exponential function represent growth or decay? y= 0.25(1.2)*. %3D growth decay

A: Concept:

Q: Complete the table below using the exponential decay formula with half-lives. ..... Years Half-Life…

A: Given that:

Q: The radioactive isotope of potassium **K which is used in the diagnosis of brain tumors, has a…

A:

Q: 7.) The August 1978 issue of National Geographic described the 1964 find of bones of a newly…

A: Exponential decay model can be given as  A(x) = Bekx

Q: Suppose that the dollar value v (t) of a certain house that is t years old is given by the following…

A:

Q: Suppose that the dollar value v (1) of a certain house that is / years old is given by the following…

A:

Q: . The half-life of Iodine-131 is 7.2 hours. How long will it take for a sample of this substance to…

A:

Q: The population of a certain community follows the law of exponential change. If the present…

A: The law of exponential change of y is given by, y=y0ekt where y0 represents the initial state of…

Q: Ed's new car has a value of $23,500, but it is expected to depreciate at a rate of 7.5% per year. If…

A:

Q: The decay rate of a certain radioactive isotope is 13% per year. a) What is its half-life? Round to…

A: (a) Given that, the decay rate of a certain radioactive isotope is 13% per year. Let the initial…

Q: The half-life of Carbon-14 is 11 years. How much of an initial 115 g sample will remain after 42…

A:

Q: Suppose that the dollar value v (t) of a certain car that is t years old is given by the following…

A: Use exponential function

Q: How much carbon-14 would you expect to find in a 11,460-year-old relic? (Round your answer to the…

A: Solution is given below

Q: If 20% of the radioactive substance disappears in one year, find its half-life assuming exponential…

A: topic - exponential function