Concentration equation calculator
[PDF File]GOLDMAN-HODGKIN-KATZ EQUATION CALCULATOR Introduction. Purpose ...
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Goldman-Hodgkin-Katz equation calculator. Each calculator cell shown below corresponds to a term in the formula presented above. Enter appropriate values in all cells except the one you wish to ... concentration gradients are homeostatically maintained within a very narrow range. The magnitude of the permeability (i.e., how many open channels ...
[PDF File]Widmark's Equation 03-07-2002 (67 KB PDF) - Washington State Patrol
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concentration (BAC) given the values of the other variables. According to Widmark's equation, the amount of alcohol consumed (A) is a function of these several variables: where: N = amount consumed W = body weight r = the volume of distribution (a constant) C t = blood alcohol concentration (BAC) β = the alcohol elimination rate
[PDF File]Solution Concentration Calculator
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Concentration calculator, calculator online, converter CalcTool: Solution concentration calculator This calc ... Mass per volume (mass / volume) concentration equation C is the desired concentration of the final solution with the concentration unit expressed in units of mass per volume of solution (e.g., mg/mL). m is the ...
[PDF File]Calculation of air supply rates and concentrations of airborne ...
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Equation 1 is a simple dilution equation used to estimate the airborne concentration of contaminants in a non-UDAF cleanroom in the ‘steady-state’ condition, when the air supply rate to the cleanroom and dispersion rate of airborne contamination are known. It is applied in this article to the most common sizes of airborne particles used
[PDF File]Useful Pharmacokinetic Equations - University of Florida
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Calculated clearance (Chiou equation) ... Urine flow urine concentration Ideal Body Weight Male IBW = 50 kg + 2.3 kg for each inch over 5ft in height Female IBW = 45.5 kg + 2.3 kg for each inch over 5ft in height Obese ABW = IBW + 0.4*(TBW-IBW) Volume of Distribution
[PDF File]Cooling Tower Cycles of Concentration - AGI Water
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tower is operating at. The following equation can be used for this calculation: Chlorides in tower water / Chlorides in make up water = Cycles of concentration For example, a tower operating at a 450 gallons per minute recirculating rate (C r) , 5 cycles of concentration, 10° T, and 0.1% windage loss: %B + .1% = 1% / (5-1)
[PDF File]Calculating IV Solution Concentration - Yavapai College
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Nsg 231 Calculating IV Solution Concentration Slide 5 Calculating IV Solution Concentration y Example 2 500 ml of IV fluid contains 0.02 mg of morphine sulfate per ml. The solution was prepared by adding morphine to dextrose 5% in water. How many mg of morphine are contained in the solution? To find the total milligrams in the solution:
[PDF File]Soil-Water Partition Equation Modification - Government of New Jersey
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Soil Saturation Concentration Equation: Where C sat is the soil saturation concentration (mg/kg), S is the contaminant’s water solubility (mg/L), and the remaining parameters are as defined earlier. Values for the input parameters are the same as those for Equations 1a and 1b above. Soil saturation concentrations are listed in the
[PDF File]Example of Oxygen Depletion Calculations - Monash University
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Resulting Oxygen Concentration (%): %O2=100 X 0.2095 x (Vr−Vg) Vr Vr = room volume (m3) Vg = maximum gas release (m3) A G size cylinder of an inert gas contains approximately 6-8 m3 of gas. For liquefied gases, the expansion ratios are – N 2 678, Ar 824, He739, ie 1 L of liquid nitrogen produces 678 L of or 0.678 m3 of gas.
[PDF File]Lesson 11: Rational Method Step 5: Calculating Time of Concentration
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The time of concentration along our sample hydraulic path is simply the sum of the travel times for the overland flow, shallow concentrated flow, and channel flow. T. c = L. o + L. sc + L. c. In our example, the time of concentration is calculated as follows: T. c = 31.5 + 3.57 + 0. T. c = 35.07 So, the time of concentration for our watershed ...
[PDF File]Type 1 - Calculating Keq Given Equilibrium Concentrations
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We can find the change in the concentration (which we abbreviate as “[C]” where the “C” stands for the words “Change in” and [ ]’s stand for Concentration) of this species and by using mole ratios in the balanced equation, find the changes in concentration “[C]” of the other species. From this we can calculate the
[PDF File]Calculating Nucleic Acid or Protein Concentration - Promega
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concentration using the Beer-Lambert law which relates absorbance to concentration using the pathlength of the measurement and an extinction coefficient [1]. Where A = absorbance, ε = molar extinction coefficient, c = concentration (in the units corresponding to ε) and l = light pathlength. Given this equation, concentration can be calculated by:
[PDF File]EXAMPLE CALCULATIONS ASSOCIATED WITH THE MEASURMENT OF GASES AND ...
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7.2 To calculate the concentration of VOC in mgC at STP wet = concentration in ppm x molecular weight of propane as carbon molar volume = 185 ppm x 36 22.4 = 297 mgC/Nm3 7.3 To calculate the concentration of VOC in mgC as a dry gas Moisture correction factor = ____100____ (100 – measured moisture) = 100 100 – 6.5 = 1.07
[PDF File]APPENDIX B. Air Concentration Calculations for Comparison to OSHA ...
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= air concentration, ppm by volume, at 25 °C and 760 mm Hg C = air concentration, mg/m3 MW = molecular weight, grams/mole Example: A personal sampling pump is calibrated at 25 °C and 630 mm Hg, and then used to sample air at 20 °C and 660 mm Hg for 60 min at a flow rate of 1.00 L/min. The analytical lab reports 0.188 mg of
[PDF File]C.11Emission Rate Calculations - US EPA
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– Velocity Equation Constant, K p 5130 •Measured – Stack Diameter, D S 26 in – Stack Area, A S 3.69 sf – Stack Pressure, P S 29.78 in Hg – Stack Temperature, T S 152 F, 612 R Further stack calculations use the pitot coefficient, C p, and the velocity equation constant, K p, which depends on the units of measure used. Measured parameters
[PDF File]Calculation A. Sample calculation from concentration in soil-vapor to ...
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3. Using micrograms per liters to get the concentration in soil in micrograms per kilogram using the linear sorption portioning equation and Henry’s Law (ADEQ, 2008a). C t = total concentration in soil (µg/kg) C g = concentration in soil vapor (µg/L) K oc =soil organic carbon-water partitioning coefficient (L/kg)=166 L/kg (ADEQ, 2008a) f oc
[PDF File]General and Dilution Ventilation - University of Washington
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Concentration if perfect mixing C = G Q Concentration if not perfect mixing C = G Q/ m. Page 9 Values of mi for each work station mi = Ci Cexhaust m due to non-uniformity Supply air mixing Contaminant release Distance from worker Plan View 3.3 3.0 2.5 2.2 3.0 3.0 4.0 2.0 2.0 3.0 0.5 Mixing factors Cavg = 1 8hours
[PDF File]CALCULATING THE NITRATE CONCENTRATION - Virginia Department of Health
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step uses a mass balance equation to estimate the ground water nitrate concentration. Step I Calculating Rainwater infiltration The Formula There are a number of ways of calculating rainwater infiltration. For consistency, we are using the following formula. The number 74 is a constant that converts the input information to gallons per day ...
[PDF File]Time of Concentration - Institute for Transportation
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Time of concentration is a critical component in some analysis methods for calculating peak discharge from an area. The peak discharge occurs when all segments of the drainage area are ... Equation 2B-3.01 where: T t = travel time, hours ℓ = flow length, ft V = average velocity, ft/s 3,600 = conversion factor, seconds to hours Surface water ...
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