Calc
 👍
 👎
 👁

 👍
 👎

 👍
 👎
Respond to this Question
Similar Questions

calculus
A sample of a radioactive substance decayed to 94.5% of its original amount after a year. (Round your answers to two decimal places.) (a) What is the halflife of the substance? (b) How long would it take the sample to decay to

Science Radioactive Dating
Which of the following statements about radioactive dating is true? a. Radioactive decay is the rate at which new atoms form. b. During radioactive decay, atoms break down, releasing particles or energy. c. The rate of decay of a

Exponential Modeling
The halflife of a radioactive substance is one day, meaning that every day half of the substance has decayed. Suppose you have 100 grams of this substance. How many grams of the substance would be left after a week?

precalculus
Twenty percent of a radioactive substance decays in ten years. By what percent does the substance decay each year?

Physics
A sample starts with 1000 radioactive atoms. How many halflives have elapsed when 875 atoms have decayed? I am not sure how to solve this, please help!!

Math
A radioactive substance decays according to the formula Q(t) = Q0e−kt where Q(t) denotes the amount of the substance present at time t (measured in years), Q0 denotes the amount of the substance present initially, and k (a

Calculus
a certain radioactive substance is decaying so that at time t, measured in years, the amount of the substance, in grams, is given by the function f(t)=3e^3t. What is the rate of decay of the substance after half a year: I first

maths
The halflife of lead is 22 years. How long will it take for a sample of this substance to decay to 80% of its original amount

calculus
Carbon14 is a radioactive substance produced in the Earth's atmosphere and then absorbed by plants and animals on the surface of the earth. It has a halflife (the time it takes for half the amount of a sample to decay) of

Physical Science Help Please!
Suppose that you are given a 100 gram sample of a radioactive substance with a halflife of 32 days. How many grams will be left after 192 days?

algebra
A radioactive substance decays according to the formula A=A0e^kt where A0 is the initial amount of substance (in grams) A is the amount of substance(in grams) after t years k is a constant The halflife of the substance is 10

Science
Radioactive substance decays so that after t years, the amount remaining, expressed as a percent of the original amount, is A(t)=100(1.6)^(t). a) Determine the function A’, which represent the rate of decay of the substance. b)
You can view more similar questions or ask a new question.