Answer:
The correct answer is: 5.98 * 10 ^ 30mg
Explanation:
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Let's solve this!
To convert kg to mg we have to do the following. We know that 1 kg = 1000000mg.
Then we perform the conversion:
5.98 * 10 ^ 24 kg * (1000000mg / 1kg) = 5.98 * 10 ^ 30mg
We conclude that the correct answer is: 5.98 * 10 ^ 30mg