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How do you find the Ksp and solubility limit for SrSO4 given [Sr]=0.000583095 & [SO4]=0.000583095?
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- Calculate the amount of phycocyanin in Sample 1 in mg where A620 = 0.193 and A650 = 0.095, taking into account the dilution factor of 100 ul, and the total volume of extract 45ml. Note your answer to 2 decimal places.Your current Vmax estimate from the Michaelis-Menten plot has the units of ?/? and was determined using 0.1 mg of ADH in a total volume of 1.25 mL. Use the Beer-Lambert equation followed by a simple conversion to express your estimated Vmax in ???? per 1 mg ADH. The molar absorptivity of NADH at 340 nm is 6220 ????∗??. Following the previous instructions, express your calculated Vmax from the Lineweaver-Burk plot in ???? per 1 mg ADH.Calculate the retardation factor (Rf) for dissolved Tetrachloroethene contamination given the bulk density of soil is 2.4 gm/cc, fraction organic content (foc) of soil is 0.005, and the Organic Carbon Partition Coefficient (Koc) is the number you look up in the table. HInt: Use Fetter Equation (Koc = Kd /foc to calculate Kd. Group of answer choices 1.4 to 2.7 l/gm 1.08 to 1.2 Cannot be calculated from given information. 3.25 to 4.5 1.05 to 1.2 l/gm
- At 25oC TlCl has a solubility of 1,64x10-2 M in pure water. Calculate the solubility in 2,5x10-2 M KNO3 solution and the concentration of the dissolution products using the extended debye-hückel limit law.Which is better HPLC system Agilent 1290 Infinity II LC or Nexera Series UHPLC? ExplainQ) Calculate the “Chlorine Demand of Water”, if “addition of (i.e. Chlorine added)” 200 kg/d of chlorine in a flow of 0.088 m3/sec gives a ‘residual of 0.20 mg/l as Chlorine (Cl2).
- Calculate delt g for Pbl2(s) + Pb2+(aq) +2I-(aq) T= 25C Kp= 8.7x10-9Calculate the amount of phycocyanin in Sample 1 in mg where A620=0.233 and A650=0.061, using a dilution factor of 100, and a total volume of extract as 45 mL. Note your answer to 2 decimal places.Solid Na2S is slowly added to a solution of 1.0 x 10-3 M Cr3+ (with no change in volume). At what [S2-] will Cr2S3 start to ppt? For Cr2S3, Ksp = 1.0 x 10-20
- Given the SEPs: Br2(l) + 2e- ↔ 2Br- E0 = 1.078 V Br2(aq) + 2e- ↔ 2Br- E0 = 1.098 V a. Calculate the Keq for the reaction: Br2(l) ↔ Br2(aq) b. Calculate the solubility of Br2 (159.808) in water at 250C. Express in g/L.The Ksp of PbF2 is 3.3 x 10^-8What is ΔHsys for a reaction at 16.9 °C with ΔSsurr = -159 J mol-1 K-1 ? Express your answer in kJ mol-1 to at least two significant figures. (Please type answer no write by hend)