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18. The diagram for the structural formula of ethanol
shows the elements and their arrangement.
What does the circled part of the diagram represent?
A. an atom
B. any ion
C. one molecule
D. an electron
Answers: 2
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During an experiment, readings for blood pressure in a persons body were found to be constant . however , when he measured by a different blood pressure cuff , the readings differed by 15 points for each reading. this difference indicates that the results are
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18. The diagram for the structural formula of ethanol
shows the elements and their arrangement.
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