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
My name is Ann [436]
3 years ago
10

9. Carbon-14 has a half-life of 5,730 years. How many years have passed after 3 half-lives?

Chemistry
1 answer:
ella [17]3 years ago
7 0

Answer:

120 gram sample of a radioactive element, how many grams of that element will be left after 3 half-lives have passed? If you have a 300

Explanation:

Hope this helps!

You might be interested in
What do you mean by chain reaction​
dalvyx [7]

Answer:

A chain reaction refers to a process in which neutrons released in fission produce an additional fission in at least one further nucleus. This nucleus in turn produces neutrons, and the process repeats.

Explanation:

hope this helps!:)

3 0
2 years ago
An atom had a mass of 43 and it also has has 21 electrons
Serga [27]

scandium. if you look up the number of electrons thats the periodic number and it gives you the answer


8 0
3 years ago
Where did coper find​
ladessa [460]

Answer:

Copper is element number 29

4th row

11th column

6 0
2 years ago
True or False: A theory is something that can never be proven correct or incorrect?
cestrela7 [59]

Answer:true

true

Explanation:

8 0
3 years ago
In which of these systems is the entropy decreasing?
Delicious77 [7]
"A <span>gas condensing to a liquid" is the one system among the following choices given in the question where the entropy is decreasing. The correct option among all the options that are given in the question is the fourth option or option "D". I hope that this is the answer that has come to your desired help.</span>
8 0
3 years ago
Other questions:
  • What is the chemical formula for flint
    11·1 answer
  • Which of the following is a correct definition of the term rectification? 
    11·1 answer
  • Which process is NOT an exothermic process? A) Boiling B) Condensing C) Deposition D) Freezing
    7·1 answer
  • How many grams of aluminum are required to produce 8.70 moles of aluminum chloride
    11·1 answer
  • Why do Metals have high melting point and boiling points
    12·1 answer
  • What is the mass in grams of one mole of any substance know as
    14·1 answer
  • Which is an effect of the ozone depletion over Antarctica?
    12·1 answer
  • How is a gas different from a solid or a liquid? (choose all that apply)
    14·1 answer
  • Alkaline solutions have pH values below 7.<br><br>true or false ?<br>​
    12·1 answer
  • Convert 3.0 cups/lb to L/kg
    6·1 answer
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!