Why did more northerners than southerners how to read nd write

The name for the compound with the formula cr2o3 would be written as a. chromium(i) oxide. c. chromium oxygen. b. chromium(ii) oxide. d. chromium(iii) oxide.

Using complete sentences, compare and contrast the leadership and accomplishments of martin luther king, jr. and frederick douglass.

What did the incas accomplish? a. written language b. formalized religion c. conquest of the western south america d. formalized government