Realiza los siguientes ejercicios y escribe si se trata una sustancia ácida o alcalina Hallar el pH de una solución cuya concentración de iones [OH-] es de 3.5x10-3
1- Calcular el pH de una solución de ácido acético, que contiene una concentración en H3O+= 3x10-4

Read the sentences below in 1962, i tried to enroll as the first black student at the university of mississippi. the governor of mississippi blocked my entrance which best describes the verbs used in the sentences? o they are past tense verbs, which are often used in narrative essays o they are past tense verbs, which are not often used in narrative essays. o they are future tense verbs, which are often used in narrative essays o they are future tense verbs, which are not often used in narrative essays.

Bis the answerhope it !

Qrepresents joules in the formula