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Given that HClO4 an aqueous solution is 4.8*10-^8 M, write the equation for the reaction of HClO4 , compute [H3O+], [OH-], pOH and pH b. if it is given that an aqueous solution is 0.90 M of Nitric acid with Ka = 4.5*10^-4,write equilibrium reaction for HNO2 and compute equilibrium concentrations of all species, compute pH , OH-, and the pOH

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