Answer
1340 g, 9000 g
Work Step by Step
To convert from kg to g, we multiply by 1000. for the brain:
$$ =1.34 \ kg \times \frac{1000\ g}{kg} \\ = 1340 \ g$$
For the skin:
$$ =9 \ kg \times \frac{1000\ g}{kg} \\ = 9000 \ g$$
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