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OpenStudy (anonymous):
Each molecule of iron oxide, Fe2O3, contains ____________________ atom(s) of iron. a. one c. three b. two d. five
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OpenStudy (jfraser):
look at what the formula tells you
OpenStudy (anonymous):
I dont understand it.
OpenStudy (anonymous):
@JFraser
OpenStudy (jfraser):
the formula has subscripts that tell you how many of each atom make up that formula
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