IB
IBO
Chemistry
October 2013
QP-201310-Chemistry-P1-SL · Question 2
Question (excerpt):
2. Which represents an empirical formula? A. C2H4 B. B2H6 C. Al2O3 D. C6H6
2. Which represents an empirical formula? A. C2H4 B. B2H6 C. Al2O3 D. C6H6
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