If the split vent flow is 110 mL/min for this column, what is the split ratio? when average linear velocity is 104.17 cm/sec. and the column is 25 m x 0.25 mm x 0.2 um
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If the split vent flow is 110 mL/min for this column, what is the split ratio? when average linear velocity is 104.17 cm/sec. and the column is 25 m x 0.25 mm x 0.2 um
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- calculate the flow rate in ml/hr . order 40meq/l at 10meq/hr in 1000ml in d5w supply 20meq/10mlEstimate the Km and vmax from the data. [S] (M) Velocity (µM/min) 2.5 x 10-6 28 .00001 70 .00004 112 .0001 128 .002 139 .01 140 Km=.00001 vmax=140 Km=.002 vmax=112 Km=.01 vmax=140 Km=.00001 vmax=702. You are to design a rectangular primary clarifier for a domestic wastewater plant to settle 900 m³/day with an overflow rate of 25 m³/m²-day. The tank is to be 3.2 m deep and 4.0 m wide. How long should it be and what detention time would it have? Calculate the weir loading rate to see whether it is overloaded if only one end weir is used.
- 0% 25% 50% 75% 100% Depth of H2O2 Solution (d) 2.1 cm 2.1 cm 2.1 cm 2.1 cm 2.1 cm Trial 1 Time 180 sec 84.61 sec 43.52 sec 36.90sec 25.90 sec Trial 2 Time 180 sec 92.25 sec 38.16 sec 34.36 sec 23.57sec Trial 3 Time 32.53 sec 18.82 sec Average Time (t) 180 sec 88.43 sec 40.84 Sec 34.5 sec 22.76 sec Rate of the Reaction(R = d/t) 0.012 cm/sec 0.02 cm/sec 0.051 cm/sec 0.061 cm/sec 0.0923cm/sec , graph rate of reaction on the y-axis and percent concentration of enzyme on the x-axis. If the points are linear, draw a “best-fit” straight line through or near all of the data points. Based on the information in the data table and your graph, explain the relationship between percent concentration of catalase and rate of reaction. Did your actual results match your hypotheses? If not, why?Convert kPa/sec to uL/min for the following values. -0.0019 kPa/sec -0.0029 kPa/sec -0.0028 kPa/sec -0.0021 kPa/sec -0.0026 kPa/sec -0.0034 kPa/secThe volume of the solution that can be measured with 5-10 microliter pipette and 2-20 microliter pipette is 0.005-0.01 mL and 0.002 mL-0.02 mL. The volume of the solution that can be measured with 20-200 microliter is 0.02-0.2 mL. The volume 1 mL of solution is measured with 100-100 microliter which has capacity of 0.1 mL to 1 mL. What would the display read for 0.10 mL, 0.20mL, 0.40mL, 0.60 mL, 1.0 mL read when using the micropipettes mentioned above
- Flow Rates 1. A pool is filled with chlorinated water at a rate of 45.6kg/min. The mass fraction of water is 0.914 and chlorine is 0.086. What is the component flow rate (mass flow rate) of chlorine?Determine the VmaxYou have a stock solution certified by a manufacturer to contain 160.0 + 0.3 pg So,2-/mL. You would like to dilute it by a factor of 100 to obtain 1.600 pg/mL. Two possible methods of dilution are stated below. For each method, calculate the resulting uncertainty in concentration. Use manufacturer's tolerances in the Tolerances of Class A Volumetric Flasks table and Tolerances of ClassA Transfer Pipets table for uncertainties. (a) Dilute 10.00 mL up to 100 mL with a transfer pipet and volumetric flask. Then take 10.00 mL of the dilute solution and dilute it again to 100 mL. ug/mL (b) Dilute 1.000 mL up to 100 mL with a transfer pipet and volumetric flask. pg/mL Explain why one method is more precise than the other. Select- v is more precise because the uncertainty in the 10.00 mL transfer pipet is % and the uncertainty in the 1.000 ml transfer pipet is %.
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