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
andre [41]
3 years ago
14

the half-life of roentgenium -281 is 17 seconds,if 10 grams are left after 85 seconds,how many grams were initially in the origi

nal sample?

Chemistry
1 answer:
solong [7]3 years ago
8 0
-281 is the right answer
You might be interested in
The magnetic quality of ancient rocks is called
Andru [333]
The magnetic quality of ancient rocks is called paleomagnetism. It <span>is the study of the record of the Earth's magnetic field in rocks, sediment, or archeological materials. Certain minerals in rocks lock-in a record of the direction and intensity of the magnetic field when they form.</span>
6 0
3 years ago
Read 2 more answers
What does the word "kinetic" indicate about
Natasha2012 [34]
It’s B. The kinetic molecular theory states that matter is made up of constantly moving particles.
4 0
2 years ago
Is glucose an pure substance or mixture?
Nesterboy [21]
A pure substance hope this helped
6 0
4 years ago
Read 2 more answers
Easy Question. Will mark brainliest
Xelga [282]

Answer:

Their components

Explanation:

It's simple enough, the components in carbon dioxide and carbon monoxide both have at least one carbon and one oxygen atom. However, they differ because their amount in the molecules is different, and that is because of their covalent bonds. Carbon dioxide has to double electron bonds while carbon monoxide has a rare triple electron bond.

8 0
3 years ago
Help me please!!!!!!!!!!!!!
Mariana [72]

Answer:

D.

Explanation:

Hope this helps

4 0
3 years ago
Other questions:
  • If an atom gains or loses an electron it tends to become what?
    13·2 answers
  • Chemical equations
    10·2 answers
  • Which one of the following groups of chemical compounds is composed entirely of organic compounds?
    15·1 answer
  • Instructions
    13·1 answer
  • Please help I really appreciate it thank you ❤️
    6·1 answer
  • The method of changing one or more chemical compounds
    13·1 answer
  • What is deposition ?
    11·2 answers
  • PLEASE HELP ME
    15·1 answer
  • Element X is in group 2, and element Y is in group 7, of the periodic table. which ions will be present in the compound formed w
    11·1 answer
  • What does every food energy chain start with?
    15·1 answer
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!