How many moles of water,
h
2
o
, contain
2.0×
10
22
molecules of water? (see the hints for assistance in interpreting scientific notation.)

a pan containing water is placed in a positio n where it is exposed to a 10 mile per hour wind. the pan contains a uniform depth of 1.27 cm of water, is quite wide, and has a length of 2.44 m in the wind direction. the water in the pan is at a constant temperature of 15.5 °c.

since electrons are negative the answer is neagtaive