Zone refining would not be a practical method to make ultra-pure carbon because the carbon phase diagrams clearly illustrate that it does not have the...Become a member and unlock all Study Answers Start today. Try it now Create an account Ask...
Describe why bronze was one of the first alloys that humans used. Explain why metals conduct electricity. Explain why the noble gases do not react with other elements? Why are cast iron and steel used a lot more than pure iron? What is the main difference in th...
Steel and alloystop the list for overall strength. Steels, alloys of iron, and other metals are much harder than any one type alone. ... Maraging Steels are made with 15-25 percent nickel and other elements (like cobalt, titanium, molybdenum, and aluminum) and a low carbon content. What...
A new gold-titanium alloy (β-Ti3Au) produced at high temperature is four times harder than titanium alone, while retaining the reduced friction and increased biocompatibility of gold. A more drastic use of these antimicrobial properties is using gold compounds as a base for experimental medicines...
Because of reactivity at the high baking temperatures, Teflon™ coatings have relatively poor adhesion to magnesium and to aluminum/magnesium alloys containing more than 0.5% magnesium. Aluminum permanent-mold castings and die castings are successfully coated with Teflon™ coatings, but may show a ...
“Dental amalgam is considered a safe, affordable and durable material that has been used to restore the teeth of more than 100 million Americans. It contains a mixture of metals such as silver, copper and tin, in addition to mercury, which binds these components into a hard, stable and sa...
During this refining stage, iron and other impurities sink to the bottom, while pure zinc remains at the top. Alloying Most zinc is alloyed with other metals. To make alloys, refiners re-melt zinc and combine it in exact proportions depending on the application. Secondary Production Recycling ...
Answer to: Explain why hydrogen fluoride (HF) has a higher boiling temperature than hydrogen chloride (HCL) (19.4 o C vs. - 85 o C), even though HF...
Why are alloys produced? Discuss how pig iron is refined to form steel. Which of the following would protect an iron pipeline from rusting? Which is more active: iron or silver? Explain. Why do we use metals in wires? (Select all that ...
Question: Explain why covalently bonded materials are generally less dense than ionically or metallic bonded materials. Covalent Bonds: Covalently bonded materials have covalent bonds between their atoms. The covalent bonds are formed when electrons are shared by th...