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Bumek [7]
3 years ago
13

In a soil profile, which is the second layer? solid rock subsoil parent rock topsoil

Chemistry
1 answer:
taurus [48]3 years ago
7 0

Subsoil is the layer of soil under the topsoil on the surface of the ground.

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Do household items tend to be more acidic or basic? Are you surprised? Why or why not?
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they tend to be base

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How do nuclear power plants provide energy?
Troyanec [42]
A process called fission which generates heat to produce steam, which is used by a turbine generator to generate electricity.
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4 years ago
Provide a specific example the relationship between processing, structure, and properties of an engineering material. Be specifi
k0ka [10]

Answer:

An example of engineering material, <em><u>are plastics,</u></em> they are derived from organic, natural materials, such as cellulose, coal, natural gas, salt and, of course, oil. Oil is a complex mixture of thousands of compounds and must be processed before being used.

Explanation:

Plastic production begins with distillation at a refinery, where crude oil is separated into groups of lighter components, called fractions. Each fraction is a mixture of hydrocarbon chains (chemical compounds formed by carbon and hydrogen) that differ in terms of the size and structure of their molecules. One of those fractions, naphtha, is the essential compound for the production of plastic.

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30.00 grams of H3PO4
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