1. How do different Chinese alcoholic drinks affect the yield of the Breathalyzer chemical reaction as measured by the absorption of light of the final reaction mixture? Variables:

2. The Experiment

3. Raw Data Alcoholic beverage used in solution: Average light absorbance – Trial 1 Average light absorbance – Trial 2 Average light absorbance – Trial 3 Yanjing beer 0.335 ± 0.001 0.337 ± 0.001 0.354 ± 0.002 Yellow liquor 0.688 ± 0.001 0.688 ± 0.001 0.682 ± 0.001 White wine 0.632 ± 0.002 0.661 ± 0.003 0.665 ± 0.003 Red wine 1.017 ± 0.004 1.043 ± 0.002 1.079 ± 0.007 ErGuoTou white liquor 0.170 ± 0.001 0.166 ± 0.002 0.154 ± 0.002

4. Data Analysis Alcoholic beverage used in solution: Alcohol content (% of total volume) Average light absorbance (all trials) Yanjing beer 4.6 0.342 ± 0.004 Yellow liquor 8 0.686 ± 0.003 White wine 12 0.653 ± 0.007 Red wine 13.5 1.046 ± 0.013 ErGuoTou white liquor 46 0.163 ± 0.005

5. Conclusion & Evaluation