6. regarding the formula al2o3 which of the following is accurate? a. the coefficient 3 indicates that there are a total of three atoms of oxygen present in the substance. b. the subscript 2 indicates that two atoms of oxygen are present in the substance. c. the chemical symbol al indicates that oxygen is present in the substance. d. the subscript 2 indicates that two atoms of aluminum are present in the substance.
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6. regarding the formula al2o3 which of the following is accurate? a. the coefficient 3 indicates t...
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