Project description for purifying polluted water.

1. Saigon South International School Mr. Johnston Grade 7 Science The International Boiling Point Project

2. “F” Block Data Trial 1 Average Room Temp: 25.1 C Average Boiling Temp: 98.6 C Average Cost for student apparatus: $264.5 Trial 2 Average Room Temp: 24 C Average Boiling Temp: 98.8 C Average Cost for student apparatus: $410.67 Trial 3 Average Room Temp: 24.5 C Average Boiling Temp: 98.6 C Average Cost for student apparatus: $529 Note: Mr. J’s apparatus not factored into average cost. Cost of Mr. J’s apparatus: Trial #1=$545

3. “F” block average price per milliliter

4. “A” Block Data Trial 1 Average Room Temp: 25.7 C Average Boiling Temp: 96.3 C Average Cost for student apparatus: $246.80 Trial 2 Average Room Temp: 25.4 C Average Boiling Temp: 97.8 C Average Cost for student apparatus: $504.60 Trial 3 Average Room Temp: 25 C Average Boiling Temp: 98 C Average Cost for student apparatus: $570 Note: Mr. J’s apparatus not factored into average cost. Cost of Mr. J’s apparatus: Trial #1=$545

5. “A” block average price per milliliter

6. “B” Block Data Trial 1 Average Room Temp: 24.3 C Average Boiling Temp: 98.3 C Average Cost for Apparatus: $282.67 Trial 2 Average Room Temp: 24.8 C Average Boiling Temp: 99 C Average Cost for Apparatus: $395 Trial 3 Average Room Temp: 26.8 C Average Boiling Temp: 93.3 C Average Cost for Apparatus: $484 Note: Mr. J’s apparatus not factored into average cost. Cost of Mr. J’s apparatus: Trial #1=$545

7. “B” block average price per milliliter

8. Mr. J’s Design-Trial #1 Trial 1 Cost-$545 Water Collected: 21 ml Cost/ml: $25.95/ml

9. Mr. J’s Design-Trials 2 and 3 Trial 2 Cost: $588 Water Collected: 44ml Cost/ml: $13.36 Trial 3