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
defon
2 years ago
13

Approximately how long does it take a sample of francium-223 to decay by 50%?

Mathematics
1 answer:
valentina_108 [34]2 years ago
6 0
B. 100 minutes correct me if i’m wrong
You might be interested in
which transformations are non ridged transformations pick two options (dialation, reflection, rotation, stretch, translation)
Ahat [919]
It would definitely be the last 2
3 0
3 years ago
If you randomly select a card from a well-shuffled standard deck of 52 cards, determine the probability that the card you select
kogti [31]

Answer:

12/52 = 1/4 chance.

Step-by-step explanation:

3 0
4 years ago
Math question <3 <3 <3
sleet_krkn [62]
The correct answer is about two hours. Hope this helps.
6 0
3 years ago
There are approximately 7.5x10^18 grains of sand on earth.There are approximately 7x10 ^27 atoms in an average human body.Are th
AlekseyPX
There are more atoms in a human body because 7.5*10^18 is less than 7*10^27.
6 0
3 years ago
Read 2 more answers
Solve for n: (n+5)/(-16)=(-1)
RideAnS [48]

Answer:

11

Step-by-step explanation:

11+5=16

16/-16=-1

4 0
2 years ago
Read 2 more answers
Other questions:
  • *A triangle has sides 42, 4x, and 2x−6. What is the possible range of x?
    14·1 answer
  • To make hummingbird nectar you must use 4 cups of water and 1 cup of sugar. What is the ratio of water to sugar?
    12·1 answer
  • What is 95.9% 9 repeating as a fraction
    14·1 answer
  • She mows 1/6 acres in 1/4 hour .? How many acres she mows per hour
    11·1 answer
  • 1. Your average daily balance on your charge card for the month of July is $855.28. If your card carries an annual interest rate
    11·1 answer
  • A phone company charges $25 per month, plus an installation fee of $50. If you have paid the phone company $375, how many months
    12·2 answers
  • Probability of a person that has a IQ greater than 130
    9·1 answer
  • The population of a small town was 3500 in 2005. The population increases by 4% annually. A. Write an exponential growth functio
    12·1 answer
  • Please help with this/
    10·1 answer
  • Please Help! Will Give Brainlest!
    10·1 answer
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!