A nitrous acid hno2 aq has a dissociation constant, Ask an Expert

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A) Nitrous Acid, HNO2 (aq), has a dissociation constant ofKa=4.5x10-4.

B.) Write the equilibrium constant expression for the dissociation of HNO2(aq) in water.

c.) Calculate the molar concentration of H3O+ in a.3 M HNO2 (aq) solution. HNO2 reacts with NaOH(aq) in a neutralization reaction.

D.) Write the net ionic equation for the reaction.
A volume of 20 ML of .3 M NaOH (aq) is added to 25mL of .3 MHNO2 solution. Assume the volumes are additive.

E.) Calculate the number of moles of HNO2 (aq) remaining inthe solution.

F.) Calculate the molar concentration of NO2- (aq) in thesolution.

G.) Calculate the pH of the solution.

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Category:- Chemistry
Reference No.:- M91012765

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