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
Rama09 [41]
2 years ago
8

If the half life of a substance is 3minutes , what percentage of it will decay after 23 minutes​

Physics
1 answer:
solong [7]2 years ago
3 0

Answer & Explanation:

We can model the amount of substance remaining, S, after time, t, with the equation

, where

A is the quantity at time t = 0.

Divide both sides by A and multiply by 100 to obtain % remaining after t minutes.

100xS/A = 100x0.5^(-t/3)

You might be interested in
Please please please I need someone who knows mathematics and someone who knows biology and someone who knows physics, very, ver
jenyasd209 [6]

Answer:

ok then here i am lol

Explanation:

4 0
3 years ago
In this diagram, medium A represents water and medium B represents air. The phenomenon in this diagram, moving from A to B, is c
Readme [11.4K]
Its C) refraction
hope its may help you
6 0
3 years ago
Read 2 more answers
If a car is traveling on the highway at a constant velocity, the force that pushes the car forward must be A. equal to the weigh
Gala2k [10]

the correct answer is c

4 0
3 years ago
Friction is generated when?
valkas [14]
Things are rubbed against each other
8 0
3 years ago
What is the difference between the two graphs
kupik [55]

Answer:

one of the graph is postion-time graph while the other one is velocity-time graph

6 0
2 years ago
Other questions:
  • A speck of dust with mass 12 mg and electric charge 10 μC is released from rest in a uniform electric field of magnitude 850 N/C
    10·1 answer
  • Which statement best describes a characteristic of gases?
    15·1 answer
  • Eventually, the process approaches a steady state. In that steady state, the charge of the capacitor is not changing. What is th
    13·1 answer
  • How fast would a 2-kilogram object need to move to have the same kinetic
    15·1 answer
  • A basketball is filled with air and has a small hole. Explain why the basketball would leak.
    14·2 answers
  • Why do we see black? Is light being admitted reflected or absorbed or transmitted
    5·1 answer
  • What happens when a dog sleep do they have dreams to ?
    11·1 answer
  • What could be the plot of a story about planets/ astronomy?​
    6·2 answers
  • A particular inductor is connected to a circuit where it experiences a change in current of 0.8 amps every 0.10 sec. If the indu
    9·1 answer
  • A standing wave with a fundamental frequency 1.25x10 2 Hz is set up on a string of length 0.750 meters. What is the frequency of
    6·1 answer
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!