In 1875, congress passed a civil rights act. why was it necessary to pass an almost identical act in 1964? a. the supreme court declared the 1875 act invalid. b. president grant vetoed the 1875 act. c. southern states prevented the enforcement of the 1875 act.

If you add 10ml of hot water to 10ml of cold water and the change in tempature 8°c calculate how much energy is gained by the cold water

Which compound contain an iron with a 3+ charge

Many free radicals combine to form molecules that do not contain any unpaired electrons. the driving force for the radical–radical combination reaction is the formation of a new electron‑pair bond. consider the chemical equation. n(g)+no(g)⟶nno(g) n(g)+no(g)⟶nno(g) write lewis formulas for the reactant and product species in the chemical equation. include nonbonding electrons. n(g)n(g) select draw rings more erase select draw rings more erase select draw rings more erase n no(g)