Question

Which of the following is true of iron? a. It has the highest electrical conductivity of any metal. b. It can exist in many alloys, usually with a carbon base. c. It is highly valuable, has symbolic meaning, and widely used. d. It is a durable metal and is commonly used for casting.

Answer 1

D

Step-by-step explanation:

Answer 2

b.

It can exist in many alloys, usually with a carbon base.

Step-by-step explanation: