What percentage of the recommended daily dose of calcium (1,150 mg/day) does 1.0 L of your water provide? Show all calculations. Tap Water Trial 1 Tap Water Trial 2
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What percentage of the recommended daily dose of calcium (1,150 mg/day) does 1.0 L of your water provide? Show all calculations.
|
Tap Water Trial 1 |
Tap Water Trial 2 |
Tap Water Trial 3 |
Initial Syringe Reading |
1.0ml |
1.0ml |
1.0ml |
Final Syringe Reading |
0.65ml |
0.68ml |
0.67ml |
Volume of EDTA Consumed |
0.35ml |
0.32ml |
0.33ml |
Water Hardness ppm CaCO3 |
70.07 ppmCaCO3 |
64.064 ppmCaCO3 |
66.066 ppmCaCO3 |
Average ppm
|
66.73 ppmCaCO3 |
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