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As K2O dissolves in water, the oxide ion reacts with water molecules to form hydroxide ions. Write molecular and net ionic equation for this rxn. Based on the definitions of acid and base, what ion is the base in this reaction. What is the acid? What is the spectator ion in this rxn? Please be detailed and and show the states
A 2.50-L container is filled with 187 g argon. If the pressure is 10.0 atm, what is the temperature?
its clay concentration and the CEC of the clay be able to estimate the draction of CEC due to organic matter in the sample
What is the rate constant for the reverse reaction at the same temperature?
Using Henry's law, calculate the molar concentration of O2 in the surface water of a mountain lake saturated with air at 20 ^ C and an atmospheric pressure of 665 torr. The partial pressure of O2 is .21 atm.
Calculate the concentrations of all species in a 1.66 M Na2SO3 (sodium sulfite) solution. The ionization constants for sulfurous acid are Ka1=1.4x10^-2 and Ka2=6.3x10^-8.
How many grams of chromium metal can be formed if a 0.500 amp current is passed through a solution of Cr3+ for a period of 45.0
if 0.10M aqueous solutions are prepared of each of the following acids, which produces the solution with the lowest pH?
Calculate how much heat is required to added or removed to convert 100.0 g of steam at 115 0C to liquid water at 65 0C?
oleci acid has following compostions : 76.54%C, 12.13%H, 11.33% O. If the experimental molar mass is 282.g/mol, what is the molecular formula of oleic acid?
How many moles of methane are produced when 71.1 moles of carbon dioxide gas react with excess hydrogen gas
Calculate amount of Energy released in formation of one mole of BaO (Not Lattice energy). The radius of barium ion is 1.35 A and Radius of oxide ion
How many grams of sucrose ,use be added to 593g of water to give a solution with a vapor pressure 0.953 mmHg less that that of pure water at 20*c
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