Which statement describes one feature of chemical changes? They never change a substance’s properties. They change a substance’s identity. They can usually be reversed. They keep a substance’s arrangement of atoms the same.

They change a substance’s identity.

answer: "circumcision is a common procedure in which the skin covering the tip of the penis is surgically removed."

lunar landing mission. apollo 11 was the first manned mission to land on the moon. the first steps by humans on another planetary body were taken by neil armstrong and buzz aldrin on july 20, 1969. the astronauts also returned to earth the first samples from another planetary body.

explanation: