What is the atomic mass for copper?

alfred von schlieffen, german army chief of staff, was given instructions to devise a strategy that would be able to counter a joint attack. in december, 1905, he began circulating what later became known as the schlieffen plan. schlieffen argued that if war took place it was vital that france was speedily defeated.

i wish i could but this one is weird give me abc and i can solve it.

the correct answer would be b) volume versus temperature, because they are also directly proportional.