g cr2o3 molar mass compound containing chromium and silicon contains 73.52 mass percent chromium. Determine its empirical formul
a.
1 answer:
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Answer:

Explanation:

Data:
Actual yield = 16.8 g
Theoretical yield = 49.7 g
Calculation:

Answer:
4 valence electrons
Explanation:
Fusion or melting is the phase change from solid to liquid.
Answer:
42,07%and 18,90%
Explanation: