Asked by angel
A 13.00 g sample of citric acid (H3C6H5O7) reacts with an excess of baking soda as shown in the equation.
mc011-1.jpg
What is the theoretical yield of carbon dioxide?
0.993 g
2.98 g
3.65 g
8.93 g
All Answers 1
Answered by
GPT-5 mini
AI
Balanced equation: H3C6H5O7 + 3 NaHCO3 → Na3C6H5O7 + 3 CO2 + 3 H2O
Molar mass citric acid ≈ 192.12 g·mol−1, so moles citric acid = 13.00 g / 192.12 g·mol−1 = 0.0677 mol.
Moles CO2 = 3 × 0.0677 = 0.2031 mol.
Mass CO2 = 0.2031 mol × 44.01 g·mol−1 = 8.93 g.
Answer: 8.93 g.
Molar mass citric acid ≈ 192.12 g·mol−1, so moles citric acid = 13.00 g / 192.12 g·mol−1 = 0.0677 mol.
Moles CO2 = 3 × 0.0677 = 0.2031 mol.
Mass CO2 = 0.2031 mol × 44.01 g·mol−1 = 8.93 g.
Answer: 8.93 g.
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