Multiple Choice
The mass density of pure water is 1000 kg/m3.If the molecular mass of water is 18.0 u,how many water molecules are in spherical water balloon of radius 1.0 cm?
A) 1.0 1023
B) 2.5 1024
C) 1.4 1023
D) 4.2 1023
Correct Answer:

Verified
Correct Answer:
Verified
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