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Imagine you are working on ways to improve the process by which iron ore containing Fe2O3 is converted into iron:Fe2O3(s) + 3 CO(g) 2 Fe(s) + 3 CO2(g)
(a) If you start with 150 g of Fe2O3 as the limiting reactant, what is the theoretical yield of Fe? (b) If your actual yield is 87.9 g, what is the percent yield?
Hydrogenation of a liquid triacylglycerol converts: a. the ester group to a ketone group, b. the ester group to a carboxylic group
To the organic chemist, mass spectrometry is especially useful in the determination of the structure of a new compound because it provides information about
If 0.02 moles of PbCl2 is added to 500 dm3 of a 0.01 M salt water solution, what is the Qs value and will PbCl2 precipitate?Ksp = 1.6 x 10-5.
Describe the intermolecular force that must be overcome in converting the following from a liquid to a gas.
At standard temperature, a gas has a volume of 335 mL. The temperature is then increased to 123 degrees celcius, and the pressure is held constant. What is the new volume
Estimate dissociation energy of HF using simpe additivity rule If given that d(H-H) and D(F-F) IN H 2 is 336kj/mol and F2 is 258 kj/mol
Why is it particularly important to wash the cupric hydroxide intermediate in the synthesis of cupric acetate (verdigris)? Be specific about what is being removed and why it matters.
Calculate the pH at the following points a. Before Titration b. After the addition of 5.00mL of NaOH c. After the addition of 25.00mL of NaOH d. After the addition of 50.00mL of NaOH e. After the addition of 5.00mL of NaOH
What is the pressure in a gas container that is connected to an open end u tube manometer if the pressure of the atmosphere is 742 torr and the level of mercury in the arm
A 45 kg person drinks 530. g of milk, which has a "caloric" value of approximately 3.0 kJ/g. If only 15% of the energy in milk is converted to mechanical work, how high (in meters) can the person climb based on this energy intake?
.134 mol of KCl and .230 mole of CaCl2 were dissolved in water. Calculate the total of number of moles of Cl- of ions in the solution ?
How many different tetrapeptides containing 2 molecules of alanine and 2 molecules of valine could theoretically exist?
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