Chemistry Archive: Questions from May 11, 2023
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Calcular pCu2+ en cada uno de los siguientes puntos en la
valoración de 50,0 mL de EDTA 0,0400 M con Cu(NO3)2 0,0800 M a pH
5,00: 0,1, 5,0, 10,0, 15,0, 20,0, 24,0, 25,0, 26,0 y 30,0 mL. Hacer
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¿Cuál de los siguientes tiene la mayor concentración de iones? HBr 0,05 M, NaCl 0,1 M, CH3OH 0,1 M, Al2(SO4)3 0,03 M, (NH4)2SO4 0,04 M ¿Cómo se calcula el número de iones en cada uno de estos, p
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¿Cuál es el valor de Kc para la reacción 2A(g) + 3B(g) 2C(g) + D(g) si en el equilibrio [A] = 0,60 M, [B] = 0,30 M, [C] = 0,10 M y [D] = 0,50 M? A) 0,088 B) 0,51 C) 2,4 D) 0,15
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