Lab. 1 Report (Fill and answer question in pages 18-24 in pen; no pencil, no whi

Question

Lab. 1 Report (Fill and answer question in pages 18-24 in pen; no pencil, no whiteout. This is your report for this lab.) Name: lan mxan Pipettor Set: KAers Table 1. p-1000 (10pt) Mass of Distilled Water (mg) P-1000 TAverage (mg)1 Trail 1 Trail 3 so. %Error Full lume137 4111120 112.t 1.9925 | .99 24 | :1118 | 112,2 % Volume Table 2. p-200 (10pt) Mass of Distilled Water (mg) P-200 % Error Trail 1Trial 2 Trail 3 Average (meS.D Full Volume %Volume 1-0967 ,0975 | .0949_17-03 Table 3. p-50 (10pt) Mass of Distilled Water (mg) P-50 -veragetme) so. % Error Trail 1 Trial 2 Trail 3 Ful Volue 00 0503t.lay K Volume 0 Sample Calculations of Table 1 (2pt/each; include formulas) % Error: Average: o0o 3 S.D.: 18 Lab 1: Use of Pipettors V.I

Explanation / Answer

P-1000

Full volume:  

SD: 0.001189 mg, % error= SD/average X 100% = .001189/.992367 X 100% =0.1198 %

1/2 volume:

SD: 0.00038 mg, % error= SD/average X 100% = .00038/.9922 X 100% =0.0384 %

P-200

Full volume:

Average:0.1986 mg, SD: 0.001 mg, % errror: .001/.1986 X 100% = 0.517 %

1/2 volume:

Average:0.0970 mg, SD: 0.000418 mg, % errror: .000418/.0970 X 100% = 0.431 %

P-50:

Full volume:

Average: 0.04987 mg, SD: 0.000513 mg, % error: .000513/.04987 X 100%= 1.029%

1/2 volume:

Average: 0.0242 mg, SD: 0.0008 mg, % error: .0008/.0242 X 100%= 3.306%

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