Chemistry · Ores and Minerals
What is the correct chemical formula for the sodium mineral known as Trona?
- 1Na2CO3 · 10H2O
- 2NaHCO3
- 3Na2CO3 · NaHCO3 · 2H2O✓
- 4Na2CO3 · 2NaHCO3 · 3H2O
Correct answer
Na2CO3 · NaHCO3 · 2H2O
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