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Home Q & A Board Science-Related Homework Help Chemistry (Moderator: Laser_3)
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Whelan Whelan
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8 years ago
What is the standard isotope that is used to define the number of atoms in a mole?
A) 14N
B) 12C
C) 9Be
D) 31P
Textbook 
Introductory Chemistry Essentials

Introductory Chemistry Essentials


Edition: 5th
Author:
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hbutler2hbutler2
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8 years ago
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Whelan Author
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8 years ago
Smart ... Thanks!
7.prime7105
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Yesterday
I appreciate what you did here, answered it right Smiling Face with Open Mouth
54321abs
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2 hours ago
Helped a lot
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