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How might you determine the concentration of a strong acid using a standard potassium thiosulfate solution, potassium iodide, and a standardized solution of sodium thiosulfate?
for the reaction 2hig ? h2g i2g keq 0.016 initially a container contains 0.60 m hi 0.038 m h2 and 0.15 m i2 at
For barium flouride Ksp= 2.4 x10^-5 compared to its solubility in pure water, will barium flouride be more soluble, about equally soluble or less soluble in each of the following solutions
when x rays of wavelength 0.084 nm are diffracted by a metallic crystal the angle of first-order diffraction n 1 is
The Fe^2+/Fe half-cell reduction potential is -0.41 V, and the H+/H2 half-cell reduction potential is 0.00 V. What is the value of Eo for this cell, and which electrode is the anode
Ben Franklin showed that 1.0 teaspoon of oil (5.0 cm3) can cover the surface of a still lake with area 0.50 acres
A sealed flask contains 0.45g of water at 28 °C. The vapor pressure of water at this temperature is 28.36 mmHg. Explain what is the minimum volume of the flask in order that no liquid water is present in the flask
Draw Fisher projections for the following: (a) (R)-2-chloropentane; (b) (2R,3S)-2,3-dichlorobutane; (c) (S)-2-Bromo-2-pentanol;
Presuming that no heat is lost to the cup or the surroundings, explain what will the final temperature of the water be. Define the specific heat capacity of iron= 0.449 J/g degree C and water = 4.18 J/g degree C.
Phosgene (COCl2) was used as a poison gas in World War I. Give the product that would be formed from the reaction of phosgene with the following reagent
Theoretical yield for dehydration of 6.0 mL of cyclohexanol. this information was given cyclohexanol Molar Mass 100.16(g/mol) d 0.948 (g/mL) Cyclohexene Molar Mass 82.15 (g/mol) d0.811 (g/mL)
The half life for the decay of radium is 1620 years. What is the rate constant for this first-order process
Problem- How many liters of o2 at 298K and 1.00 bar are produced in 2.00 hr in an electrolytic cell operating at a current of .0200 A
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