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Problem- 10 ml of .04 M KBrO3 and !0 ml of .1 M HCl is mixed with 10ml .01 MKI, 10 ml .001M Na2S2O3, and 10 ml H2O. What are the concentrations of I-, BrO3-, and H+ in this mixture?
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the electronic configuration [Ar]3d2. Using the extended Hund's rules, determine the term symbol of the lowest energy state of Ti2+.
For each of the compounds that forms hydrogen bonds, draw a diagram of the two molecules using a dotted line to indicate where the hydrogen bonding will occur.
Ribonuclease P proteins RPP21 and RPP29 bind one another during complex assembly. Thermodynamic measurements reveal that ΔH° = -66.3 kJ/mol and ΔS° = -73.2 J/mole*K at 40°C. What is the equilibrium constant for the binding reaction at 40°C?
The combustion of 40.5 mg of a compound containing C, H and O produces 110.0 mg of CO2 and 22.5 mg of H20. The molar mass of the compound is 162g/mol. Determine its empirical and molecular formulas
Arrange the molecules in order of decreasing boiling point. Rank the molecules from highest boiling point to lowest boiling point.
Question- In the nitration of methyl benzoate, yields of product were moderate at best. Part 1) Which undesired products may have formed which would have lowered the yield
what is the molarity of phosphoric acid in a solution that is 84% by mass phosphoric acid and has a density of 1.87 g/ml?
A galvanic cell is constructed with a silver-silver chloride electrode, and a nickel strip immersed in a beaker containing 1.56 x 10-2 M solution of NiCl2. Determine the balanced cell reaction and calculate the potential of the cell. Enter in Volt..
how would you make a 50.0 mm mops buffer pka7.15 at ph7.00 using a 500 mm sol of mops acid and a 1.00 m sol of naoh?
A 10g sample containing an analyte was transferred to a 250 mL flask and diluted to volume. A 10mL aliquot of this solution, diluted to 25mL, yielded a signal of .235 units. A second 10 mL aliquot was spiked with 10mL of 1ppm standard solution of ..
Calculate the pressures in the flask in parts a and b (in torr) if the atmospheric pressure were instead 675 torr.
The gravitational force exerted on a solid object is 5 N. When the object is suspended from a spring scale and submerged in water, the scale reads 3.5 N. What is the density of the object
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