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Nady [450]
3 years ago
12

A. 683,763.88 mg= hg a. 53.7 m = km

Chemistry
1 answer:
IRISSAK [1]3 years ago
4 0

Answer:

Explanation:

1 hectogram (hg) = 100 grams

1 g = 1000 mg

(683,763.88 mg)*(1g/1000mg)*(1 hg/100g) = 683,763.88 x10^-5hg or

  6.8376388 hg

----

(53.7 m)*(1km/1000m) = 0.0537 km

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