Daniel is testing objects for his science experiment. He has a chart listing the mystery objects' densities, but no other inform
ation. He places each object in large bowl of water in order to determine if any float. Which of the objects, if any, will float?
A.Object B
B.Object C
C.NONE of the objects will float.
A.Object B
B.Object C
C.NONE of the objects will float.
2 answers:
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Solution :
Molar mass of is :
M = 6×12 + 6×1 g
M = 78 g
78 gram of contains
molecules.
So, 89.5 gram of contains :
Now, from the formula we can see that one molecule of contains 2 hydrogen atom . So, number of hydrogen atom are :
Hence, this is the required solution.