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The reaction of 2.5g of Al with 2.5g oxygen (actually) produces 3.5g of Al oxide. Calculate the % yield of aluminium oxide.
What is the theoretical yield of vanadium that can be produced by the reaction of 40.0 g of V2O5 with 40.0 g of calcium based on the following chemical reaction.
When a mole of C2H4 is combusted it reacts with 3 moles of O2 to produce CO2 and H2O. How many moles of CO2 and how many moles of H2O are produced?
Molar Mass of Sulfur based on molality, What would the molar mass of sulfur be based on the following data and information?
Final temperature after urea dissolves in water, What is the final temperature of the solution in kJ? The density of water is 4.18 J/g·°C. What is the final temperature in °F? F = °C x 1.8 + 32 (Round your answer to one decimal place)
Calculate the number of grams of propane (C3H8) required to heat all of the water in a 50-gallon hot-water tank from 23.4 degrees C to 65.0 degrees C
What volume and mass of steam at 100 degrees celsius and 760 torr would release the same amount of energy as heat during condensation as 65.5 cm(cubed) of liquid water would release during freezing?
An aqueous solution is 36.0 % by mass potassium bromide, KBr, and has a density of 1.33 g/mL. determine the mole fraction of potassium bromide in the solution?
You are the chief environmental officer of an industrial operation of your choosing. Describe your operation, its different components or stages, the materials used and the type of wastes generated.
Aqueous solutions of sodium thiosulfate, Na2SO3, are used as an antidote to some snakebites. How many moles of sodium ions are found in 10.0 mL of a 0.15 M solution of Na2S2O3?
Sulfur dioxide gas is oxidized in 50 percent excess air with 70 percent conversion to sulfur trioxide. The gases enter the reactor at 350 oC and leave at 450 oC.
If you mix 50mL of 0.34M HCN with 100mL of 0.17M KOH what is the pH of the resulting solution. (Ka=4.0 x 10^-10)
Estimate the thickness of the lipid bilayer in a biological membrane - Estimating the thickness of a membrane by using bond distance.
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