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1) Cul es la concentracin de H3O+ con el nmero correcto de cifras significativas para soluciones con los siguientes valores de pH? R) 9,0. B)

1) Cul es la concentracin de H3O+ con el nmero correcto de cifras significativas para soluciones con los siguientes valores de pH?

R) 9,0. B) 7,00 C) -0,30. D) 15.18. mi) 2.63. F) 10,75

2) calcule el pH y las concentraciones de todas las especies presentes (H3O+, F-, HF, Cl y OH-) en una solucin que contiene 0,10 M HF (

Ka= 3,5 * 10^-4 ) y HCl 0,10 M

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