DRAFT: This module has unpublished changes.
Parameter |
Trial 1 |
Trial 2 |
Trial 3 |
Concentration of NaOH solution (M) |
0.097 |
0.097 |
0.097 |
Volume of NaOH solution to reach the equivalence point (mL) |
10.844 |
9.438 |
4.144 |
Amount of NaOH to reach the equivalence point (mol) |
0.00105 |
0.000915 |
0.000402 |
The excess amount of HCl removed by the added NaOH (mol) |
0.00105 |
0.000915 |
0.000402 |
Concentration of the HCl solution (M) |
0.0793 |
0.0793 |
0.0793 |
Total amount of HCl added to solution (mol) |
0.00793 |
0.00793 |
0.00793 |
Amount of HCL used by CaCO3 (mol) |
0.00688 |
0.00701 |
0.00752 |
Amount of CaCO3 in sample (mol) |
0.344 |
0.351 |
0.376 |
Amount of CaCO3 in sample (g) |
1.083 |
1.005 |
1.002 |
CaCO3 content in sample (%) |
31.8 |
34.9 |
37.5 |
Average CaCO3 content in sample (%) |
34.7 |
34.7 |
34.7 |
DRAFT: This module has unpublished changes.
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