Answer
The correct answer is (a) $7.5\times 10^{-4}~kg~m/s$.
Work Step by Step
$p = mv$
$p = (3\times 10^{-4}~kg)(2.5~m/s)$
$p = 7.5\times 10^{-4}~kg~m/s$
The correct answer is (a) $7.5\times 10^{-4}~kg~m/s$.
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