Essay
A researcher dispenses distilled deionized water from a 20-mL volumetric pipet into an empty 8.4376 g weighting bottle.If the total mass of water and weighting bottle is 28.5845 g,what is the volume of the water delivered by the 20-mL pipet? The density of water is 0.9967867 g/mL.
A)20.21 mL
B)20.08 mL
C)28.68 mL
D)19.94 mL
E)19.90 mL
Correct Answer:
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