Multiple Choice
A sample of water,H2O,has a mass of 38.0g) How many atoms of oxygen are in the sample? (oxygen has 16.0 g/mol,hydrogen has 1.00 g/mol,and NA = 6.02 × 1023)
A) 3.34 × 1022
B) 5.35 × 1023
C) 1.27 × 1024
D) 2.29 × 1025
Correct Answer:
Verified
Correct Answer:
Verified
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