The mass of an atom of 12C is exactly 12 atomic mass units. Which of the following describes a mole of 12C atoms?

A) a sample which weighs exactly 12 atomic mass units
B) a sample which contains 6.02 x 10^23 atoms of 12C
C) both a and b
D) neither a nor b


B

Environmental & Atmospheric Sciences

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What will be an ideal response

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