The Process Used to Produce Metals with a Purity of More

question 48

Multiple Choice

The process used to produce metals with a purity of more than 99.99% is called

• A) zone refining.
• B) electrorefining.
• C) distillation.
• D) sublimation.
• E) alloying.

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Definitions:

Kilocalories

A unit of energy defined as the amount of heat needed to raise the temperature of one kilogram of water by one degree Celsius, commonly used to quantify the energy content in food.

Dietary Intake

The amount and type of food and beverages consumed by an individual or population, significant for nutritional status and health.

Anabolism

All of the synthesis reactions that occur within the body; requires energy.

Protein Production

The biological process by which cells create proteins, which involves transcription of DNA to RNA and translation of RNA into polypeptide chains.