What is a substance that cannot be broken down into other substances by chemical reactions?

1 answer:

3 0

Element
An element is a pure substance that cannot be broken down into other substances, an element is made up of only one type of atom.
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Pagkakatulad ng monopolyo at oligopolyo

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Answer:

Ang isang monopolyo at isang oligopoly ay mga istruktura ng merkado na umiiral kapag mayroong hindi perpektong kumpetisyon. Ang isang monopolyo ay kapag ang isang solong kumpanya ay gumagawa ng mga kalakal na walang malapit na kapalit, habang ang isang oligopoly ay kapag ang isang maliit na bilang ng medyo malalaking kumpanya ay gumagawa ng katulad, ngunit bahagyang magkakaibang mga kalakal.

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Answer:

The pressure of a given amount of gas is directly proportional to the temperature at a given amount of volume. When the temperature of a system goes up, the pressure also goes up, and vice versa.

Explanation:

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The question is incomplete as the group of choices are not provided however the correct group of choices are given as follows:

He is studying oxygen, which can also be found in proteins.

He is studying oxygen, which is the most abundant element in the atmosphere.

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He is studying nitrogen, which is the most abundant element in the atmosphere.

Answer:

The correct answer is - He is studying oxygen, which can also be found in proteins.

Explanation:

Human body is comprises of various type of molecules and elements such as fats, protein, carbohydrates and many other elements. Carbohydrates and fatty acids are are made up of 3 major elements carbon, hydrogen and oxygen.

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