<em>Answer:</em>
<em>Ether:</em>
Ether are organic compounds that contain ether functional group , in which oxygen atom is connected with two alkyl or aryl group.
They have general formula as follow
- R---O---R or R'---O----R or R'---O---R'
while R = Alkyl
R' = Aryl
<span>The half-life of Carbon 14 and radionuclides are used to estimate the absolute (versus relative) age of pre-history items </span>
iron Presence of trace elements, irradiation and iron impurities give the gem amethyst its purplish color!
Answer:
D) It has a different unit than atomic mass.
Hi Sara
I would say it is an amorphous solid.
Because it's gradually loses shape.
I hope that's help:)
