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April 20, 2014

Homework Help: chemistry

Posted by drew on Saturday, November 24, 2012 at 7:55pm.

one isotope of chromium (atomic number 24) has an atomic mass of 53 amu. how many neutrons are in this particular isotope of chromium?

A. 24
B. 29
C. 53
D. 77

I say A

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