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If the ultimate BOD of waste is 24mg/l and the BOD5 of that waste is 16mg/l,how much oxygen per liter would the waste consume in 7 days
What mass of liquid water remains in the flask when equilibrium is established? The equilibrium vapor pressure of water at 55 °C is 118 mm Hg.
what are the concentrations of the significant ionic species of a 0.100M solution of lysine at pH=4
To verify Boyle's Law using the relationship between gas volume and gas pressure when the amount of gas remains constant at certain temperature.
Write two equations for the dehydration of 2-methyl-2-butanol. One should show the structures of both alkenes, and the other one should be balanced.
What mass of oxygen (in grams) reacts when 13.2 g of methanol (CH3OH) are combusted in oxygen to produce carbon dioxide and water
What prefix is used to name a hydrocarbon with two carbon atoms?
Using the following bond energies Bond Bond Energy (kJ/mol) C?C your knowledge C-H 413 O=O 495 C=O 799 O-H 467 estimate the heat of combustion for one mole of acetylene
How many MOLES of phosphorus triiodide are present in 7.73E+22 molecules of this compound
Consider two samples of liquid: one mole of water H2O and one mole of ethanol C2H5OH. The density of water is 1.0 g/mL, and the density of ethanol is 0.785 g/mL. Answer each of the following questions by selecting the correct choice.
Determine the boiling point of an aqueous solution that is 2.30 m ethylene glycol (C2H6O2); Kb for water is 0.52 degrees celsius/m.
How many milliliters of 0.105 M HCl are needed to completely neutralize 60.0 mL of 0.108 M Ba(OH)2 solution?
Consider the following standard reduction potentials in acid solution: Cr3+ + 3e- ? Cr Eo = -0.74 V, Co2 + 2e- ? Co Eo = -0.28 V, MnO4 + 8H+ + 5e- ? Mn2+ + 4H2 Eo = +1.51 V
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