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Nitrogen has a Henry's law constant of 8.42x10^-7 M/mmHg at 25degreesC when dissolving in water. If the total pressure of gas (N2 gas plus water vapor) over water is 1.0atm, what is the concentration of N2 in the water in grams per mL? (Pressure of the water vapor at 25degrees C =23.8torr.
The overall Kf for complex ion Ag(NH3_x+ is 1.7 x 10^7. The Ksp for AgI is 1.5 x 10^-16. What is the molar solubilitiy of AgI in a solution that is 2.0 M in NH3?
gasoline has the density of .73g/cm^3. how many liters of gasoline would be required to increase the mass of an automobile from 1271 kg to 1305 kg.
Determine the molecular geometry of each of the following molecules
a 100.0 solution containing aqueous hcl and hbr was titrated with 0.1300 m naoh. the volume of base required to
what is the density of a sulfuric acid solution if 10.00 ml has a mass of
What type of bonding is used between the Cu2+ cation and the SO42- anion, in CuSO4 (ionic, covalent...)? Write an equation for the process of solid CuSO4.xH2O dissolving in water.
if 50 ml of water at 22.3 degrees celsius is mixed with 50 ml of water at 47.7 degrees celsius in such a way that no
What will have the highest Rf value and which will have the lowest out of naphthalene (non polar), butyric acid (polar), and phenyl acetate (slightly polar) when developed on a silica gel TLC plate using benzene as the mobile phase
how to transform a primary amine into corresponding alkyl
Calculate the enthalpy change in kJ when 21.6g of H2S is burned. 2H2S(g) + 3O2(g) --> 2SO2(g) + 2H20(g) Change in H=-1036kJ/mol
What is the complete ionic equation for the reaction of K with H2O. Identify the reducing and oxidizing agents and the oxidation
When limestone is heated it releases CO2 and CaCO. How many grams of CaCO3, whose purity is 95%, are required to yield 250. g of CaCO
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