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
just olya [345]
3 years ago
5

The half-life of 131I is 8.021 days.What fraction of a sample of 131I remains after 24.063 days

Chemistry
1 answer:
Leno4ka [110]3 years ago
5 0
24.063/8.021 = 3 half lives
(1/2)^3 =1/8 
You might be interested in
Which product forms from a reaction between beryllium (Be) and arsenic (As)?
Gekata [30.6K]

Answer:

Be3As2

Explanation:

8 0
2 years ago
Why is argon monoatomic in nature​
siniylev [52]
Argon monatomic in nature because it is a noble gas and has completely filled shells and thus does not form a bond with other elements.
7 0
3 years ago
A(n) ____________ is a push or a pull.<br> newton<br> acceleration<br> force<br> momentum
Advocard [28]
The answer is force.

Hope this helps.
3 0
2 years ago
Read 2 more answers
Which of the following statements is true?
k0ka [10]
The second and first one but if it isn’t 2 choices then 1
4 0
3 years ago
Why is the temperature needed to freeze ocean water lower than the temperature needed to freeze the surface of a freshwater lake
shepuryov [24]
Ocean water freezes just like freshwater, but at Lower temperature. Fresh water freezes At 32°F but see water freezes at about 28.4°F because of the salt in it it can be melted down to use as drinking water
6 0
3 years ago
Other questions:
  • 58:15
    10·1 answer
  • Ammonium perchlorate (NH4ClO4) is the solid rocket fuel used by the U.S. Space Shuttle. It reacts with itself to produce nitroge
    12·1 answer
  • What is the ground state shorthand notation for mercury (Hg)?
    15·2 answers
  • Determine the density of chlorine gas at 22C and 1.00 atm pressure
    8·1 answer
  • HELP ME PLS I NEED HELP
    14·1 answer
  • What is the pOH of a solution with an OH- ion concentration of 8.4E-7?
    13·1 answer
  • Compare the type of change that occurs when a match is burnt and when a liquid starts boiling. Use complete sentences to justify
    15·1 answer
  • What is the overall charge on the compound, sodium hydroxide? explain
    13·1 answer
  • Atomic number of iron
    10·1 answer
  • If you run this reaction with 15 g of CuCl2 and 20 g NaNO3, what is the theoretical yield of NaCl?
    10·1 answer
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!