1answer.
Ask question
Login Signup
Ask question
All categories
  • English
  • Mathematics
  • Social Studies
  • Business
  • History
  • Health
  • Geography
  • Biology
  • Physics
  • Chemistry
  • Computers and Technology
  • Arts
  • World Languages
  • Spanish
  • French
  • German
  • Advanced Placement (AP)
  • SAT
  • Medicine
  • Law
  • Engineering
FinnZ [79.3K]
2 years ago
11

Suppose that the halflife of a substance is 250 years . If there were ir 100 the substance , (a) give an exponential model for t

he situation, and (b) how much wil years?
can anyone answer this please:(
Mathematics
1 answer:
IgorLugansk [536]2 years ago
5 0
After 500 years one would have N nuclei of the original substance.

N = 100 * exp ( -ln(4) ) = 25

LOL.

I guess it is exp( - lamda * t)

Lamda, the decay constant is the ln(2) over the half life.

So we get exp( -ln(2)/250 * 500) or exp ( -ln(4) )
690 viewsView 1 Upvoter
Related Questions (More Answers Below)
You might be interested in
Find the following measure for this figure.<br> 3<br> The volume for this figure??
VladimirAG [237]

Answer:

24

Step-by-step explanation:

Volume of a cuboid = length*base*height or 4*2*3=24. The volume of this cuboid is 24.

5 0
3 years ago
WILL GIVE BRAINLISET!!! Drag and drop the answers into the boxes to identify the vertex and axis of symmetry of this function.
tensa zangetsu [6.8K]

Answer:

2 -1 -2?..

Step-by-step explanation:

7 0
3 years ago
Read 2 more answers
The diameter of a small gear is 16 cm. This is a 2.5 cm more than 1/4 of the diameter of a large gear. What is the diameter of t
eimsori [14]
The large gear has a diameter of 54 CM.
6 0
3 years ago
Read 2 more answers
Peter, Maria and Jacob go to school together. While Peter was doing 3 steps, Maria was doing 5 steps. While Maria was doing 3 st
mixas84 [53]

Answer:200

Step-by-step explanation:

7 0
2 years ago
Which angles are alternate interior angles
NNADVOKAT [17]

Step-by-step explanation:

the two alternate interior angles are Angle GHE and DEH

8 0
2 years ago
Other questions:
  • Given: 4x=8(x-2)<br> Prove: x=4
    7·1 answer
  • in a paper airplane contest marcels plane travels 3.345 meters. salvadors plane travels 3.35 meters. jennifers plane travels 3.3
    7·2 answers
  • SOMEONE PLEASE JUST ANSWER THIS FOR BRAINLIEST!!!
    7·1 answer
  • Anthony was driving down a road and after 4 hours he had traveled 92 miles. At this
    9·1 answer
  • For the first football game of the season, 62732 fans attended. The number of fans at the second game was 469 morw than at the f
    6·2 answers
  • Which improper fraction shows the value of the shaded portion of the image?
    13·1 answer
  • Hey please help me with this
    12·2 answers
  • 30 = x + 22 <br><br> What does x equal to?
    12·1 answer
  • The graph represents a function.
    6·1 answer
  • Apply the square root principle to solve (x – 2)2 + 20 = 0.
    12·1 answer
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!