Approximately how many water molecules are in a lake with a volume of 12 100 km3? A water molecule measures approximately 2.75 × 10¯10 m in length.

Approximately how many water molecules are in a lake with a volume of 12 100 km3? A water molecule measures approximately 2.75 × 10¯10 m in length.


A. 2E+15


B. 5E+22


C. 4E+14


D. 6E+41


The answer is :

D. 6E+41


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