Elements 13 Pt. 2

In a sulfuric acid plant, which of the following is suitable for handling acid in concentrations up to 50% and at a temperature including the boiling point?

• Hastelloy B

• Inconel

• Inconel X

• Hastelloy A

What physical property of a material that refers to the point at which a material liquefies on heating or solidifies on cooling?

• Melting point

• Curie point

• Refractive index

• Specific heat

What physical property of a material that refers to the temperature at which ferromagnetic materials can no longer be magnetized by outside forces?

• Melting point

• Thermal conductivity

• Thermal expansion

• Curie point

What physical property of a material refers to the ratio of the amount heat required to raise the temperature of a unit mass of a substance 1 degree to the heat required to raise the same mass of water to 1 degree?

• Specific heat

• Latent heat

• Heat of fusion

• Heat of fissionn

Aluminum is particularly satisfactory for applications requiring all of the following characteristics EXCEPT:

• Good thermal conductivity

• High strength

• Good electrical conductivity

• Low weight

Wood is composed of chains of cellulose molecules bonded together by another natural polymer called _____.

• plastic

• lignin

• mer

• additive

What polymer production process that involves forming a polymer chain containing two different monomers?

• copolymerization

• blending

• alloying

• cross linking

What is the generic name of a class of polymer which is commercially known as nylon

• polyacetals

• polyamide

• cellulose

• polyester

*It is an age hardenable wrought alloy which has mechanical properties comparable to those of heat treated alloy steel of the same order of hardness and resistance to corrosion similar to that of monel. What is this alloy of nickel?

• R Monel

• KR Monel

• S Monel

• K Monel

What is a substance that attracts pieces of iron

• Conductor

• Semiconductor

• Magnet

• All of the choices