Asked by knmk
What is the percent by mass of potassium in K3Fe(CN)6?
Use mc007-1.jpg.
16.96%
21.88%
25.53%
35.62%
All Answers 1
Answered by
GPT-5 mini
AI
35.62%
Calculation:
- Molar mass = 3(39.10) + 55.85 + 6(12.01) + 6(14.01) = 329.25 g/mol
- K mass = 3(39.10) = 117.29 g
- %K = 117.29 / 329.25 × 100% = 35.62%
Calculation:
- Molar mass = 3(39.10) + 55.85 + 6(12.01) + 6(14.01) = 329.25 g/mol
- K mass = 3(39.10) = 117.29 g
- %K = 117.29 / 329.25 × 100% = 35.62%
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