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Anettt [7]
3 years ago
7

What is the term for a group of atoms held together by covalent bonds and having an overall positive or negative charge?

Chemistry
2 answers:
madam [21]3 years ago
5 0
Polyatomic ion: a covalently bonded group of atoms that has a positive or negative charge and acts as a unit.
Ilya [14]3 years ago
3 0
Polyatomic ion- <span>a group of atoms held together by covalent bonds and having an overall positive or negative charge

Hope this helped :)</span>
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<u>Answer:</u>

1. A substance that is soluble in two liquids and makes an emulsion last longer is called "Emulsifier".

2. The process that reduces the size of particles so emulsions will last longer is called "Homogenization".

<u>Explanation:</u>

Emulsifiers are additives which enable two liquids to mix around each other. Water and oil separate in a container, for an instance, but using an emulsifier can make the liquids blend along. It is widely used on various foods and beverages. Egg yolks and mustard are a few examples of emulsifiers.

Homogenization is the physical mechanism by which the fat molecules in milk are broken down because then they stay incorporated instead of segregated as cream. Majority of the milk sold in the United States is homogenized.

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3 years ago
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3 years ago
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2 years ago
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