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
Mila [183]
3 years ago
6

A radioactive element is half disintegrated in 40 minutes. What is the time required for the decay of 75% of the element

Chemistry
1 answer:
natali 33 [55]3 years ago
8 0
80 minutes its half life is 40 mins and another 40 would decay half of the 50% left currently
You might be interested in
(i)Write two observations when lead nitrate is heated in a test tube.
Alinara [238K]

Answer:

i-When lead nitrate is heated, it decomposes into lead oxide (PbO), nitrogen dioxide (NO2), and oxygen gas (O2). The type of this reaction is thermal decomposition reaction.

5 0
3 years ago
What is 8.3 x 10^4 in standard form
Ratling [72]

Answer:

83.000

Step-by-step explanation:

8.3 × 10⁴

= 8.3 × (10 × 10 × 10 × 10)

= 8.3 × (100 × 10 × 10)

= 8.3 × (100 × 100)

= 8.3 × 10.000

= 83.000

Conclusion:

The result of 8.3 × 10⁴ is 83.000

7 0
3 years ago
Read 2 more answers
Maple syrup, which comes from the sap of maple trees, contains water and natural sugars. It's a clear, brown liquid and the suga
WITCHER [35]
Maple syrup, which comes from the sap of maple trees, contains water and natural sugars. It's a clear, brown liquid and the sugars can’t be separated byfiltration. The category is insoluble.
6 0
3 years ago
Is a group of deer in a field called a community or a population?
timofeeve [1]

Answer:

hi

Explanation:

6 0
3 years ago
Read 2 more answers
Which of the following generally results when the Senate and the House of Representatives pass different versions of the same bi
frutty [35]
The two legislative bodies form a conference committee 
5 0
4 years ago
Other questions:
  • How can litmus paper and phenolphthalein be used to tell whether a solution is an acid or a base? Be specific.
    7·1 answer
  • What is the limiting reactant if 70.0 g of C7H6O3 and 80.0 g of C4H6O3 react?
    14·2 answers
  • Need help with question no 7
    5·1 answer
  • If you had a box that you couldn't open, how could you find out what is inside?
    13·2 answers
  • The technology in the picture produces which energy conversion?
    13·1 answer
  • What tissues carry nutrients to the ground tissues of a plant?​
    13·1 answer
  • Two or more elements or compounds combine to make one complex substance
    14·1 answer
  • What happens when an object<br> returns to its original shape-does it<br> still have elastic energy?
    14·1 answer
  • What pressure is required to compress 196.0 liters of air at 1.83 atmosphere into a cylinder whose volume is 26.0 liters
    13·1 answer
  • Naming the molecules <br> Can someone help me ?
    5·1 answer
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!