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5000 barrels of 28O API gas oil are blended with 20,000 bbl of 15O API fuel oil. What is the density of the mixture in lbm/gal and lbm/ft3.Assume that the volumes are additive.bbl : oil barrel1 bbl =42 gal. The density of water at 60oF g/cm3
The procedure uses 3.0M NaOH. However, the student notices that the only solution of NaOH is concentrated (19M ) NaOH solution. How many mL of water are needed to make 500mL of a 3.0M NaOH
The chemical nature of an element is independent of A. its atomic number. B. the number of protons or electrons present in it. C. the number of neutrons present in it. D. none of these.
4Al + 3O2 = 2Al2O3 determine the percent yield if 124 g Al2O3 are produced when 3.0 moles of Al are reacted
What is the molarity if pH at the stoichiometric point is 8 and the volume of base needed is twice the volume of acid being titrated? What is the molarity of the base
Draw the structure of the compound that is consistent with the 1H NMR data below. (Assume that long-range coupling is not observed.)
Describe in detail(ex:individual resins used, etc) the purification of a protein from bovine liver that has the following characteristics
basketball with a volume of 3.50 Liters is left in a car when the temperature is 298 K. What will the volume of the ball be as the car heats up to 305 K during the day?
Explain, in detail, how you would prepare this solution so a labmate could prepare it from your instructions
Consider the following reaction. 2 HCl(aq) + Ba(OH)2(aq) BaCl2(aq) + 2 H2O(l) ΔH = -118 kJ Calculate the heat when 130.0 mL of 0.500 M HCl is mixed with 300.0 mL of 0.450 M Ba(OH)2.
What amount of solid NaOH must be added to 1.0 L of a 0.13 M H2CO3 solution to produce a solution with [H+]= 3.4×10-11 M ? There is no significant volume change as the result of the addition of the solid.
When 5.156 grams of a hydrocarbon, CxHy, were burned in a combustion analysis apparatus, 15.09 grams of CO2 and 9.269 grams of H2O were produced.
Dissolve the appropiate amount of HEPES (sodium salt) (formula weight is 260.31) in water to an approxiamte volume of 60 mL in a 150 mL beaker that is equipped with a stirring bar.
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