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Zina [86]
3 years ago
13

An egg is fried is that a physical or a chemical change

Chemistry
2 answers:
motikmotik3 years ago
8 0
It is a chemical change.
BigorU [14]3 years ago
3 0
<span>Chemical change.........................................................................</span>
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Answer:

B. Construct a hypothesis

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An air sample consists of oxygen and nitrogen gas as major components. It also contains carbon dioxide and traces of some rare g
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Explanation:

A mixture is defined as the substance that contains two or more different number of substances that are physically mixed together.

For example, a mixture of air which contains oxygen, nitrogen and other gases.

A mixture in which solute particles are unevenly distributed into the solvent then it is known as a heterogeneous mixture.

For example, sand in water is a heterogeneous mixture.

A homogeneous mixture is defined as the mixture in which solute particles are evenly distributed in a solvent.

A homogeneous mixture is a clear solution.

For example, salt dissolved in water is a homogeneous mixture.

A solution is defined as the substance in which two or more substances are mixed together.

A compound is defined as the substance that contains two or more different elements that chemically combined together in a fixed ratio by mass.

A element is defined as the substance that contains only one type of atoms.

For example, a piece of sodium element will contain only atoms of sodium.

Whereas a pure substance is defined as the substance which contains only one type of molecule or one type of atom.

For example, O_{2}, N_{2} etc are pure substances.

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3 years ago
Help! 7th grade science!
Eva8 [605]
I think is B not sure but good luck have a nice day
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Balence the following equation : _____ NH3 --------&gt; _____ N2 + _____ H2
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2 NH3 -> 1 N2 + 3 H2

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That would be the answer to this

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