Question

1. Iron combines with oxygen and water from the air to form rust. If an iron nail were allowed to rust completely, one should find that the rust weighs (a)the same as the nail it came from because the iron turns into rust. (b)More than the nail because rust contains iron and oxygen. (c)less than the nail because the flaky rust weighs less than iron. (d)less than the nail it came from because the nail flakes away.

Answer 1

Answer:

Iron combines with oxygen and water from the air to form rust. If an iron nail were allowed to rust completely, one should find that the rust weighs:

the answer is B) the rust should way more than the nail it came from

Answer 2

Answer:

the same as the nail it came from because the irons turns into rust

Explanation: