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State balanced net ionic equation for the first, second and third stage of dissociation of the triprotic acid H3PO4 as a net ionic equation. Identify all of the phases in your answer.
Without first writing a full molecular or ionic equation, write the net ionic equations for any precipitation reactions that occur when aqueous solutions of the following compounds are mixed.
Indicate whether each of the following equilibrium mixtures contains mostly products or mostly reactants. a. CO(g) +Cl2(g) COCl2(g) Kc=5.0x10 to the negative 9 b.2HF(g) H2(g) + F2(g) Kc= 1.0x 10 to the negative 95 c. 2NO(g) +O2(g) 2NO2(g) Kc=6.0x1..
A volume of 1.86 L of H2 is trapped in a nuclear reactor at 870oC and 125 atm. What is the partial pressure (torr) of the H2 after it is released into a container vessel of 2.8 x 104 m3 at 25oC
Explain why is the major product between p-anisaldehyde and acetophenone the crossed aldol product rather than the Cannizzaro reaction or the self-condensation of acetophenone
4-Methylphenol CH3C6H4OH pKa 10.26, is only slightly soluble in water, however its sodium salt, CH3C6H4O-Na+ is quite soluble in water. Explain the solubility of 4-methylphenol in each of the subsequent solutions NaOH, NaHCO3, Na2CO3
How much heat is required to vaporize 25.5 g of water at 100 C? The heat of vaporization of water at 100 C is 40.7 rm kJ/mole.
For an ensemble consisting of a mole of particles having two energy levels separated by 1000. cm-1, at what temperature will the internal energy equal
How many grams of Cu metal (63.55 g/mol) will be plated out of a Cu(NO3)2 solution by passing a current of 3.00 amperes for 11 minutes?
a sample of benzenec6h6 which contains a total of 5.50 mol of carboncalculate the number of molecules present in each
Steam locomotives in the 1950s burned coal containing sulphur which released sulphur dioxide into the atmosphere. Scrubbers could have removed SO2 from flue gases by reaction with calcium carbonate,
An unknown compound contains only C, H, and O. Combustion of 4.40 g of this compound produced 8.79 g of CO2 and 3.60 g of H2O. What is the empirical formula of the unknown compound. CHO
What is the pH of the solution obtained when 135 mL of 0.618 M NaOH is diluted to 16.0 L with water?
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