A substance decomposes at the rate proportional to the quantity of substance present. If the half-life of

Fantastic news! We've Found the answer you've been seeking!

Question:

A substance decomposes at the rate proportional to the quantity of substance present. If the half-life of the substance is 1000 years, find the percentage that remains after 250 years.

Posted Date: Oct 30, 2021 12:28 AM

See More Questions

If we say that one quantity is directly proportional to another quantity, does this mean they are equal to each other? Explain briefly, using mass and weight as an example.
If 10% of a radioactive substance if after 5 days, 0.020g is present and after 10 days, 0.015g
A snowball melts at a rate proportional to its surface area. (a) Show that its radius shrinks at a constant rate. (b) If it melts to 4 its original volume in one hour, how long will it take to melt...
For higher bracket taxpayers but not the highest their regular income tax rate might go up to about 28. However, the tax law will usually only tax their dividend income at only 15 Why? Do you agree...
Systems thinking a. Define systems thinking, and explain why it is an important skill for business professionals. b. Explain how you would use systems thinking to define why Moores Law caused a...
You are analyzing the after-tax cost of debt for a firm. You know that the firms 12-year maturity, 9.5 percent semi-annual coupon bonds are selling at a price of $1,200. If these bonds are the only...
(a) A spherical capacitor consists of two concentric conducting spheres of radii $R$ and $2 R$. If the two spheres carry charges of $+q$ and $-q$, what is the average energy density inside...
Determine the present value of $150,000 to be received at the end of each of four years, using an interest rate of 7% compounded annually, as follows: a. By successive computations, using the present...
A ( n ) _ _ _ _ _ _ _ _ _ _ contains a specific piece of information within a record. Field Entity Row Database
The December 31, 2024, adjusted trial balance for the Blueboy Cheese Corporation is presented below. Required: 1. Prepare an income statement for the year ended December 31, 2024, and a classified...
A firm has two plants, A and B, located at two different places. Both plants produce products to satisfy demands at three markets, 1, 2, and 3. Refer to Figure 1 for the supply chain network. The...
Martha is viewing a distant mountain with a telescope that has a $120-\mathrm{cm}$-focal-length objective lens and an eyepiece with a $2.0 \mathrm{~cm}$ focal length. She sees a bird that's \(60...
A $2.0-\mathrm{cm}$-tall object is $\mathbf{1 5} \mathrm{cm}$ in front of a converging lens that has a $20 \mathrm{~cm}$ focal length. Calculate the image position and height.
Some pipe organs create sounds lower than humans can hear. This "infrasound" can still create physical sensations. What is the fundamental frequency of the sound from an open-open pipe that is 32...
A small positive charge $q$ experi- $\quad \vec{E}_{1} \quad \vec{E}_{2}=2 \vec{E}_{1} \quad \vec{E}_{3}=3 \vec{E}_{1}$ ences a force of magnitude $F_{1}$ when placed at point 1 in Figure...
When a sound wave travels directly toward a hard wall, the incoming and reflected waves can combine to produce a standing wave. There is an antinode right at the wall, just as at the end of a closed...
1.How many days will it take for $1950 to accumulate to $2125 at 6.5% p.a.? 2.Isabel received a demand loan from her bank for $8500 at 4% p.a. simple interest. Three months later, the prime rate...
Why is a help desk and production support critical to system implementations? Discuss its interrelationship with the problem management and reporting system.
Use subjective judgment to estimate the probability that the next time you ride an elevator, it gets stuck between floors.
Because it is impossible for Thanksgiving to fall on Tuesday, the probability of Thanksgiving falling on Tuesday is 0. For Exercises 510, decide whether the statement makes sense (or is clearly true)...
What do we mean when we say that the probability of getting 20 babies of the same gender when 20 random babies are born is 1/524,288? Is such an event unusual? Why or why not?

A substance decomposes at the rate proportional to the quantity of substance present. If the half-life of

Question:

Expert Answer:

log 2 1000 a loy 2 1000 n 250 n0 ... View the full answer

Students also viewed these mathematics questions