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The solubility of a gas in water is 0.22 g/L at 20 kPa of pressure. What is the solubility when the pressure is increased to 115 kPa
If a 1.67 g piece of gold is hammered into a sheet whose area is 49.2 ft2, what is the average thickness of the sheet?
The density of an unknown metal is 8.94 g/cm^3 and its atomic radius is 0.126 nm. It has a face-centered cubic lattice. Find the atomic weight of this metal.?
The standard cell potential (Ecell) of the zinc-air battery is 1.65V. If at 25 degrees celcius the partial pressure of oxygen in the iar diffusing through its cathode is 0.22atm, what is the cell potential (Ecell)? Assume the cell reaction is:
100.0 g of nickel at 150 °C was placed in 1.00 L of water at 25.0 °C. The final temperature of the nickel-water mixture was 26.3 °C.
sample of H20 with a mass of 46.0 grams has a temperature of -58.0 degrees Ceslius. How many joules of energy are necessary to heat the steam from 100.0 degrees celsius to 114.0 degrees
The number of moles in 15.39 g of C2H6O (molar mass =46.1 g/mol) is ,You transfer a sample of gas at 17 degrees C from a volume of 4.71 L and 1.10 atm to a container at 37 degrees C.
N-Phenylmaleimide, can act as a dienophile in the Diels-Alder reaction Draw the structure of the product that would be formed by the treatment of N-phenylmaleimide with
The observed melting point of camphor is often low. Look up the molal freezing point depression constant K for camphor and calculate the expected depression of the melting point of a quantity
A cubic meter of a gravel-and-sand aquifer has been contaminated with 20 L of tetrachloroethylene. If the amount of tetrachloroethylene dissolved in aquifer water is 20 percent of its aqueous solubility,
Calculate the force of attraction (in N) between a cation with a valence of +2 and an anion with a valence of -2
Organic chemistry mechanism and conceptual problems involving, Write equations to show how nitronium ions might be formed using a mixture of nitric and sulfuric acids.
Which of the intermolecular forces is the most important contributor to the high surface tension shown by water and What is the quantum of light called?
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