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Paraphin [41]
3 years ago
8

What do chemists study

Chemistry
2 answers:
Contact [7]3 years ago
5 0

Answer: Chemist study properties of matter at the level of atoms and molecules. They measure proportions and reaction rate in order to see how unfamiliar substance and how they behave

Explanation:

ANTONII [103]3 years ago
3 0

Answer:

Chemists investigate the properties of matter at the level of atoms and molecules. They measure proportions and reaction rates in order to understand unfamiliar substances and how they behave, or to create new compounds for use in a variety of practical applications.

Explanation:

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Aquifer

Explanation:

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Which period does this atom belong to?
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True or false 4 questions help please!
Alekssandra [29.7K]

Answer:

Explanation:

True or false 4 questions help please!

Most mixtures are not physical changes.

True

False   FALSE  when I add solid NaCl salt to water I no longer have a solid salt, I have a solution of sodium and chlorid ions in liquid water.  this is  physical change

Chemical Changes do not create a new substance.

True

False  FALSE 0ne of the proofs that you have a chemical change is the presence of a new substance

Fire is an example of a Chemical Change.

True  TRUE  fire is oxygen reacting wiIh mattter to form new compounds

False

Explosions are not chemical changes.

It depends on the explosion  if I blow up a balloon until it POPS!! that is physical chame.  If I light a firecracker and it explodes, that is a chemical change of oxygen reacting with hot gunpowder

A change in color and odor are both examples of chemical changi

I would rewrite the question as  

A change in color and odor  both INDICATE a chemical change

and that is

True  TRUE

False

F

True   Fire is an example of a Chemical Change.

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False

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5 0
2 years ago
Develop the relationship between reducible and irreducible representation of C2v point group taking H2O as example and 3N cartes
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Answer:

hshdhdhdhdbebdbduzhshsjuuu66s8s8d

Explanation:

bdhdhdfhshdudhdhd7x6x8xjdjdjdjdjdid8dijdjdjdhdhdj

3 0
2 years ago
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