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Por favor mustrame cmo hacerlo Cuntos gramos de NaOH se deben agregar a 1.50 L de una solucin 0.400 M de cido oxoactico (HCOCO2H) para

Por favor mustrame cmo hacerlo

Cuntos gramos de NaOH se deben agregar a 1.50 L de una solucin 0.400 M de cido oxoactico (HCOCO2H) para producir un tampn de pH 4.00? pKa para cido oxoactico = 3,46.

a) 18,67 gramos. <-----ESTA ES LA RESPUESTA (b) 0,47 gramos c) 5,33 gramos

Cuntos ml de HCl 0,100 M se deben agregar a 500,0 ml de acetato de sodio 0,150 M (NaCH3CO2) para producir un tampn de pH 5,0? pKa cido actico = 4,757.

(a) 273 ml. <--------- ESTA ES LA RESPUESTA

(b) 1000 mL

(c) 476 ml

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