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What is the value of [S] with v = 0.5Vmax?
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- (b) The random error, r', on the result, R, is given by F = √()*² + ( )² R where v', and v, are the random errors on V', and Vt, respectively (1) Let V=26.00 mL, V = 24.00 mL; v' = ±0.01 (3) mL, vt = ±0.01 (2) mL. What is the percentage random error, r'/R x 100%, on R? (2) What is r'/Rx 100 if the conditions of each titration vary (e.g., different portions of the burette stem are used) so that V₁= 26.00 mL, V₁ = 24.00 mL; v' = ±0.05(2) mL, vt = ±0.04(8) mL?Which graph represents the relation between P and T/V with n constant? (1) P T/VV (2) (4) TN TALChemistry The amount of V was found to be 0.19% (+/-) 0.02% V (N=6). Calculate t-calc, assuming 95% confidence level.
- Is it necessary to know [E]T to determine (a) KM, (b) Vmax, or (c) kcat?(5) If 200 g of polymer A, 300 g of polymer B, 500 g polymer C, and 100 g of polymer D are mixed, calculate both M, and Mw of the blend? Polymer A Mn = 45,000; Polymer B M, = 100,000; Mw = 200,000 Polymer C M, = 80,000; Polymer D What are the polydispersity index and the standard deviation of the number distribution of molecular weight of the mixture? Mw = 65,000 Mw = 85,000 Mn = 300,000; Mw = 900,000Which expression is correct? O All of them are correct O 1/v = Vmax/Km 1/[S] + 1/Vmax O Km = k2/k1+k.1 %3D O V= Vmax[S]/(Km+[S]) %3D
- The researcher extracts a sample of well water and prepares it for TXRF analysis with a 10.00 mg/L V internal standard, like the calibration standards. The result produces SCa = 69297.81 and SV = 13481.2.Determine the concentration of Ca.What is the relative average deviation in the following percent KHP values in ppt? 46.80% 47.23% 48.03%2. As the director of a research laboratory you are paid to decide if there is a significant difference between the mean values of two sets of data obtained by two different scientists, a senior scientist and one recently hired. Use 95% CL. (t at df = 10 is 2.23) Data of Senior Scientist: Xmean = 24.66% with s = 0.06% for n = 5 Data of the New Kid: xmean = 24.55% with s = 0.10% for n = 7