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Vaporization of water into air in a wetted-wall column, the following data were obtained: Tube diameter= 1.46 cm, Wetted-tube length= 82.7 cm, Air rate to tube at 24oC and 1 atm=720 cm3/s; Temperature of inlet water=25.15 oC, Temperature of outlet water=25.35 oC; Partial pressure of water in inlet air=6.27 torr, and in outlet air= 20.1 torr. DH2O,Air=0.22 cm2/s at 0oC, 1 atm,
(a) Calculate the rate of mass transfer of water in air.(b) Ky for the wetted-wall column.
What is the pH of a solution in which 323 mL of HCl(g), measured at 26.8 degrees Celsius and 1.02 atm, is dissolved in 1.5 L of aqueous solution?
Typically, the concentration of hydronium, H+, or hydroxide,OH- , ions in an aqueous solution is less than 1M . It is not uncommon to have hydronium ion concentrations that are much smaller
Calculate the pH during the titration of 30.00 ml of 0.1000 M KOH with 0.1000 M HBr solution after the following additions of acid.
According to the following reaction, how many grams of silver chloride will be formed upon the complete reaction of 28.4 grams of copper(II) chloride with excess silver nitrate
Calculate the number of atoms in 0.406 g of potassium (K). Enter your answer in scientific notation.
How many independent linear combinations are possible for four 1s orbitals? (b) Draw pictures of the linear combinations of H1s orbitals for a hypothetical linear H4 molecule.
The background section describes why you want the bleach to be far in excess of the dye. State how much greater the bleach should be to be considered in large excess. If the due is 1 x 10-5 M how much can the bleach be diluted before you no longer..
Enough monoprotic acid is dissolved in water to generate 0.0163 M solution. The pH of the resulting solution is 6.31. Calculate the Ka of the acid.
At 25C, H2O2 decomposes according to the following equation. 2H2O2(aq) => 2H2O (l) + O2(g) .55V
The speed of sound in air is 344 m/s at room temperature. The lowest frequency of a large organ pipe is 30 s-1 and the highest frequency of a piccolo is 1.5 x 104 s-1. Find the difference in wavelength between these two sounds.
Identify the major species present (other than water) in aqueous solutions of the following substances. Include aggregation states. Note that this text uses H3O+.
Calculate the pH of the solution after 52.00 mL of HNO3 is added. What is the: 1) moles of KOH: 2) moles of HNO3: 3) [H3O]+: 4) pH of the solution
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