A solution contains 0. 036 mol l-1 cu2+ and 0. 044 mol l-1 fe2+. A solution containing sulfide ions is added to selectively precipitate one of the metal ions from solution. At what concentration of sulfide ion will a precipitate begin to form? what is the identity of the precipitate? ksp (cus) = 1. 3 10—36, ksp (fes) = 6. 3 10—18

Read this excerpt from the narrative of the life of frederick douglass. the more i read, the more i was led to abhor and detest my enslavers. . i loathed them as being the meanest as well as the most wicked of men. as i read and contemplated the subject, behold! that very discontentment which master hugh had predicted would follow my learning to read had already come, to torment and sting my soul to unutterable anguish. which statement best describes douglass's viewpoint? he believes that increased knowledge inspires a greater hatred of injustice. he believes that master hugh deeply regrets his harsh treatment and seeks to stop. he believes that master hugh’s cruel treatment is severely injuring his well-being. he believes that the material he reads is upsetting to him and master hugh.

Many colleges review students’ scores on the _ or _ before deciding whether to offer them admission.

Show all steps i have my exam tomorrow