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arealhero arealhero
wrote...
Posts: 7874
9 years ago
The atoms of hydrogen, deuterium, and tritium all have the same number of protons, but differ in the number of neutrons they possess. These substances are:
   a. Elements.
   b. Compounds.
   c. Molecules.
   d. Isotopes.
Textbook 
Criminalistics: An Introduction to Forensic Science

Criminalistics: An Introduction to Forensic Science


Edition: 11th
Author:
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wrote...
9 years ago
d. Isotopes.
arealhero Author
wrote...
9 years ago
Thx, it's perfect.
wrote...
9 years ago
No problem! Happy to help Slight Smile
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