Answer the Following Question(s)that Are Related to the Facts of the Problem

question 75

Multiple Choice

Answer the following question(s) that are related to the facts of the problem described below:
0.540 g of bromine combine with 0.858 g of iodine to yield a compound X.
-A 4.000 g sample of a certain cobalt oxide contains 2.937 g cobalt. The empirical formula is ________.

• A)CoO
• B)CoO₂
• C)Co₂O
• D)Co₃O₄

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