Answer
$n=0.375mol$
Work Step by Step
We know that;
$n=\frac{m}{M}$
where $m$ is the given mass and $M$ is the molar mass
We plug in the known values to obtain;
$n=\frac{12}{32}=0.375mol$
Fundamentals of Physics Extended (10th Edition)
by Halliday, David; Resnick, Robert; Walker, Jearl
Published by
Wiley
ISBN 10:
1-11823-072-8
ISBN 13:
978-1-11823-072-5
Chapter 19 - The Kinetic Theory of Gases - Problems - Page 580: 52a
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