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If 25.4 ml of 0.234 MFeCl3 solution is mixed with 43.6 ml of 0.448 M NaOH,a.) What is the maximum mass, in grams,of the compound that precipitates?
b.) For the same solution, what is theconcentration of the excess reactant that remains in solution?(remembering that two solutions dilute each other)
Calculate the molarity of a 5.72 m aqueous sucrose (C12H22O11) solution with a density of 1.50 g/mL.
Write ionic and net ionic equations to show how limestone reacts with HNO3 and H2SO4 to neutralize them. How would you be able to tell if the neutralization process was working
In the mammalian system, typical fatty acid synthesized for energy and storage are generally have 16 carbons. However, the typical fatty acid found in breast milk is C12 to C14. Explain how the synthesis of fatty acids in the mammary glands differ..
After it reaches steady state, the iron is quickly cooled to room temperature. The carbon concentration at the carbon-rich surface is determined to be 8.415x10^0 at%
Calculate the molarity of the solution when 5.396 g of sodium chloride are added to water in order to make a 2.00 L solution. The molarity of NaCl in the solution
A 2.06-g sample of zinc was placed into 146 mL of 3.88 M HCl and the hydrogen generated was collected over water at 24 oC. Atmospheric pressure was 764 mm Hg. What was the total volume of hydrogen collected
For the elementary process N2O5 (g) = NO2(g) + NO3 (g) the activation energy (Ea) and overall Delta E are 154 KJ/mol, and 136 KJ/mol, respectively. What is the activation energy of the reverse reaction.
If the average fractional energy loss per collision in a material is 0.75, what will be the energy for a 1.98 MeV neutron after: A) 4 collisions? B) 19 collisions
Oxalic acid is a diprotic acid that occurs naturally in some plants. Calculate the pH and the concentrations of all species present in a 0.72-M solution
A mitochondrion is producing ATP at a constant rate and, then, a chemical uncoupler is added. Compared to before the uncoupler was added
Compute the packing efficiency for an fcc lattice, keeping in mind that the close-packing direction is along the body diagonal, yielding a row of atoms along a face diagonal (i.e., the face diagonal = 4r). How does this compare to primitive cubic ..
A particular Lake contains 10^10 liter of water. Due to acidification, the pH of the Lake is 5.00. It has been decided to add enough calcium carbonate to the lake to bring the pH to 6.00.
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