(2) U-238 is the radioisotope used in dating geological formations. Uranium-238 has a half-life of 4.46 billion years, which makes it suitable to date such old formations.
The other options do not have such long durabilities and half-lives.
The balanced reaction is: 2Mo+3O2>2MoO3
a chemical property of iron is the ability to change it, hammer it, roll it, shape it etc
Answer:
Please elaborate. Maybe if you had actual answer choices
Explanation:
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The answer is (3)amine. The aldehyde structure is -CHO. The alcohol structure is -OH. The amine structure is -NH2. And the ether structure is R-O-R'. The "R" means other function groups.