Astudent added 25.0 ul of a solution of magnesium chloride to a microcentrifuge tube along with a color changing indicator, and titrated with 1.00 x 10−2 m edta to the endpoint. the color change occurred at 21.3 ul. what was the [mg2+]?

The accuracy of an indicator’s end point depends on the relative strength of the metal–indicator complex and the metal.Unfortunately, because the indicator is a weak acid, the color of the uncomplexed indicator also changes with pH.

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.

Hairy thick gross thing? idk