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Nana76 [90]
3 years ago
10

Science help!!!!!!!!!!!!!!!!!!!!!!!!!! Answer question.5

Chemistry
1 answer:
Soloha48 [4]3 years ago
5 0
They can both be converted to each other. Hopefully this helps! :)<span />
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The characteristics of two different types of reactions are shown downwards
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Answer:

Valence electrons are involved in Reaction B but not in Reaction A.

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The description of reaction A in which protons are lost or gained by the atom of the element is a nuclear reaction. In nuclear reactions, the nucleons which are the protons and neutrons drives the reaction. No valence electrons in the orbiting shells are involved in this kind of reaction. During this type of reaction, an atom changes it identity to that of another.

Reaction B in which no identity change occurs is a chemical reaction. In chemical reactions bonds are formed by the atoms using the valence electrons that orbits round the central nucleus. The atoms remain the same but it chose to attain stability and an inert configuration by losing or gaining electrons.

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What makes physical change a physical change and a chemical change a chemical change
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A physical change is any change in a substances form that does not change its chemical makeup. Examples of physical changes are breaking a stick or melting ice. A chemical change occurs when atoms of a substance are rearranged, and the bonds between the atoms are broken or formed. HOPE THIS HELPS!!
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Matter can be a compound and a _______.
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Mixtures

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Matter can be classified as a compound and a mixture.

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The metalloid that has three valence electrons is?
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The metalloid that has three valence electrons is Boron~
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The ref blood cells are shaped like sickles or crescent moons, sticky cells can get stuck in small blood vessels which can slow or block blood flow and oxygen to parts of the body

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