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A solution of 0.18 mol of the chloride salt of protonated atropine (AH^+), a weak organic base, in 1.0 L of solution has pH = 5.20.
What mass of sucrose should be combined with 468 of water to make a solution with an osmotic pressure of 8.75 at 295 ? (Assume the density of the solution to be equal to the density of the solvent.)
For the p-block elements, why are the d-orbitals not involved in the bonding process? But why are the d-orbitals involved in the bonding
The solubility of CaSO4 in pure water at 0.0 C is 1.13 gram per liter; what is the value of solubility product
A metal cube having a mass of 112 grams is dropped into a graduated cylinder containing 30.00 mL of water. This causes the water level to rise to 39.50 mL.
Rank the following hydrogen atom transitions in order of increasing energy of light produced ( from lowest energy light produced to highest energy light produced).
Consider the titration of a 22.0 -mL sample of 0.110 M HC2H3O2 with 0.130 M NaOH. Determine each of the following. A. The initial pH B. the volume of added base required to reach the equivalence point in mL
For each reaction below, (a) identify the oxidation states of the atoms and (b) identify the oxidant, reductant, species oxidized, and species reduced. Also, think about this
What is the vapor pressure (in mm Hg) of a solution of 10.5g of urea, CH4N2O, in 151.0g of water at 45.0 C? The vapor pressure of water
a cylinder of compressed gas has a pressure of 4.882 atm on one day. the next day the same cylinder of gas has a pressure of 4.690 atm, and its temperature is 8 degrees celcius. what was the temperature on the previous day?
A sample of nitrogen gas is contained in a piston with a freely moving cylinder. At 0 C, the volume of the gas is 307 mL. To what temperature must the gas be heated
Calculate the concentration of HC2H3O2 or NH3 in each of the solutions you measured. By how many units did the pH of a solution of a weak base or acid
How can I calculate the equilbrium constant and delta G and S given the enthalpy per mol of reaction and the final number of moles at equilbrium?
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