An organic base (b) has a pka of 6.950 and a partition coefficient, between water and ether, of 3.0. the organic base is extracted from 225 ml of a 0.175 m aqueous solution of b, that has been adjusted to a ph of 8.00, with 75.5 ml of ether. only one extraction is performed. calculate the concentration of the organic base (b) in the water phase after the extraction.

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.

Ithink 2 is the correct