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Approximately How Many Water Molecules Are in a Lake with a Volume

Question 58

Multiple Choice

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

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