volume_mute
It is common to state the mass number after the name of an element to indicate a particular isotope
publish date: 2022/09/18 10:24:00 GMT+10
Carbon-12 represents an isotope of carbon with 6 (1) and 6 (2), while uranium-238 is an isotope of uranium that has 146 (3)
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protons
neutrons
Correct Answer
(1) protons
(2) neutrons
(3) neutrons
Reference
Beginning Chemistry v. 1.0