object | 3* | 400ml pb/250ml gb/100ml gc | |||||||||||||||
grp 1 | grp 2 | grp 3 | grp 4 | grp 5 | grp 6 | grp 7 | grp 8 | grp 10 | calculated averages | ||||||||
ML | ML | ML | ML | ML | ML | ML | ML | Pl. B/G .B./ G.C | |||||||||
1* | 256 cm3 | #1 | 240/250/231 | 260/250/257 | 260/250/252 | ||||||||||||
2* | 139 cm3 | #2 | 140/125/138 | 140/150/139 | 140/150/140 | 120/125/120 | 140/150/140/ | 140/150/135 | 140/150/141 | ||||||||
3* | 160 cm3 | #3 | 140/125/135 | 160/150/170 | 160/175/163 | 180/150/162 | 200/200/208 | 140150/143 | 180/150/161 | 160/150/162 | |||||||
4* | 161 cm3 | #4 | 140/150/140 | 140/150/134 | |||||||||||||
5* | 441 cm3 | #5 | |||||||||||||||
6* | 266 cm3 | #6 | 280/275/260 | 280/275/268 | 280/300/270 | 240/250/245 | 260/250/260 | ||||||||||
7* | 555 cm3 | #7 | 560/550/549 | 560/550/547 | 540/550/549 | ||||||||||||
8* | 299 cm3 | #8 | 300/300/300 | 300/300/294 | 00/300/286 | ||||||||||||
9* | 214 cm3 | #9 | 220/200/211 | 220/200/202 | 200/200/208 | 200/200/210 | 320/300/311 | ||||||||||
relative error = accepted value - measured average | |||||||||||||||||
*data from 5th * | for 400 ml plastic beaker | for 250 mL glass beaker | for 100 mL G.C. | ||||||||||||||
Ex #5: 441 - 453 = -12 | Ex #5: 441 mL - 450 ml = -9 | Ex #5: 441 mL - 449 ml = -8 | |||||||||||||||
% Error+ absolute value of [ (Accepted volume - Experimental vol.)/accepted volume] * 100% |
Monday, November 4, 2013
Volumetrics data 3rd period 11/4/13
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