L. USING A VOLUMETRIC AUTOMATIC PIPET 2 PTS) Record data from practicing with yo
ID: 573138 • Letter: L
Question
L. USING A VOLUMETRIC AUTOMATIC PIPET 2 PTS) Record data from practicing with your automatic pipet to deliver 1.00 ml. water IL STANDARD SOLUTIONS (5 PTS) Standard Blank Std. 1 Std 2 Std 3 Std 4 show work for one caleulation 24.47030-8ith lml waler Cone stock Fel solution 10 07ppm Total Vol SolutionCalculated Vol Fel stock Oml mL Omt 3.02lppm III. VITAMIN TEST SOLUTIONS (5 PTS) Vitamin 1 Vitamin 2 Name/Brand of Vitamin Reported' Mass of Iron listed on Label of Vitamin (mg) Mass of Vitamin Tablet (g Mass of Powdered Vitamin Tablet used to make Vit. Soln (@) Volume liquid used to make Vitamin Solution (ml) 18mg 8mg 2.00591.9279 0,200 100mh 1100 . 232 9 Calculate expected IFe-Tin Vitamin Solution (ppm) * .yhpm | 29. 26ed show work V-VS SPECTROSCOPY Reoord.our absorbance data from the UV-Vis spectrometer (5 pts) Solution bs 3 Ave Abs 0.02 O. 2 Abs 1 Abs 2 l0.023 0. 0.0 0.022 Blank O. 214 O.339 o. 598 .884 0.443 0.49 o.oa o. 6 O.331 O. 593 0. 885 o.455 0.2l 0.337 0.595 O.588 0.337 | O. 59 5 0.88 O.45:0 0.45 Vitamin Vitamin2 0.49897 ! 0.496Explanation / Answer
8) %error for vitamin #1 = (18 mg - .1092 mg)/18 mg * 100
= 99.39 %
%error for vitamin #2 = (18 mg - .08562 mg)/18 mg * 100
=99.52 %
6)
Recommended daily allowance for male and female
For male
Age: 14 - 18 years = 11mg and for 19-50 years = 8 mg
For female
Age: 14 - 18 years = 15mg and for 19-50 years = 18 mg
Three dietary sources of iron are Egg yolks, Oysters, and dark red meat.
Symptoms of deficiency of iron are Paleness, Shortness of breath and heart palpitations.
Note: The major issue with iron deficiency is due to the fact that it is a highly important factor in our hemoglobin.
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