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- 3. Discuss the advantage and disadvantage of Wijs method of iodine value determination. What non-titrimetric method can be used to determine the iodine value of edible oil? Discuss its basic principles and general methods involved.PLease help me with then following and explain. make sure your asner is correct pls and thank you. If you increase the sample size (n) of a sample, will the following values increase, decrease, remain similar, or remain exactly the same? A) Y ̅ B) σ C) s D) SE_Y -(MB = methylene blue) What is the concentration of the sample of the substance with the reporter absorbance of 0.40 at 595 nm?
- 1 paragraph write-up that compares and contrasts Punnett Squares and the Hardy-Weinberg EquationThe replicate results (mg/L) obtained from calcium determination of a blood sample using atomic absorption spectrophotometry (AAS) and a new colorimetric method were as following: AAS : 11.2, 11.2, 10.6, 11.2, 9.7 and 10.0 Colorimetric : 9.2, 10.5, 9.7, 11.5, 11.6, 9.3, 10.1 and 11.2 Determine whether the mean of both methods have a significant difference at 95% confidence level.In UV/Visible spectrophotometer analysis for a multicomponent system, there are only two dyes used in the mixture, the two proportions should be totalled to 1.0. but on finding You got 0.6 in total. Explain the reasons for the difference.
- Create one bar graph summarizing both the Tewameter and Corneometer readings (mention this graph in the text as Figure 1) Give a short description of Figure 1 as figure title (Figure 1) Label both axes On the graph, plot the average numbers and standard deviation, not the individual measurements Standard deviation should be displayed on the top of the average bars as an error bar4. The "Gibbs Reflective Cycle" be explained. In each phase of the reflective cycle, provide an example.?1) If there were two distantly protein, the best BLOSUM & PAM matrix is: ① BLOSUM 45 and PAM 250 ② BLOSUM 45 and PAM 1 ③ BLOSUM 80 and PAM 250 ④ BLOSUM 80 and PAM 1 Give typing answer with explanation and conclusion
- Two compounds with partition coefficients of 15 and 18 areto be separated on a column with Vm/Vs 3.0 and tm 1.0 min.Calculate the number of theoretical plates needed to produce aresolution of 1.5.I. Identify the approximate amount of the visible band II. Describe the trouble shooting problem from the gel9. which of the following is an example of quantitive data? A)the freshman class of the students contained 643 students, 372 males, and 271 females. B)the absorption peak of cobalt chloride was 510nm C)bromelain has optimal enzyme activity at a pH of 7 D)the color of cobalt chloride was pink C) the mass of the onion was 50 grams 34. which of the following parts of the spectrophotometer covents light energy into electrical energy. 1. photometric energy 2. light energy 3. monochromator 4. phototube 5. sample holder