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Biblioteka

Anatomy- Chemistry Review

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Posljednje ažuriranje almost 8 years ago
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Napomena autora:

Chemistry review- Anatomy

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Pitanje 1
1.

The smallest unit the makes up all matter.

Pitanje 2
2.

All atoms are made of all of the following except for...

Pitanje 3
3.

The electron has a ______ charge.

Pitanje 4
4.

The proton number is also the same as the _____ number.

Pitanje 5
5.

The proton has a ______ charge.

Pitanje 6
6.

Most of the mass of the atom is found where?

Pitanje 7
7.

The ______ is involved in bonding.

Pitanje 8
8.

If an atom loses an electron it becomes....

Pitanje 9
9.

If an atom gains an electron it becomes....

Pitanje 10
10.

If atoms share electrons it is known as a ______ bond.

Pitanje 11
11.

If atoms gives or takes electrons it is known as a ______ bond.

Pitanje 12
12.

The type of bond between water molecules that causes cohesion.

Pitanje 13
13.

A molecule that is slightly postive and also slightly negative is a _____ molecule.

Pitanje 14
14.

When salts like, NaCl, are added to water the compound forms...

Pitanje 15
15.

Electrolytes is a fancy word for ...

Pitanje 16
16.

If a molecule is not attracted to water it is known as...

Pitanje 17
17.

If a molecule is attracted to water it is known as...

Pitanje 18
18.

pH is the measure of ____ ions in a solution.

Pitanje 19
19.

If the pH of a substance is between 2-4, it is considered a...

Pitanje 20
20.

If the pH of a substance is between 10-13, it is considered a...

Pitanje 21
21.

A compound is organic if it includes what element?

Pitanje 22
22.

The building block of carbohydrates is a ...

Pitanje 23
23.

A protein that speeds up chemical reactions and lowers activation energy in the body is...

Pitanje 24
24.

A lipid that makes up the bulk of the cell membrane.

Pitanje 25
25.

The "universal" energy created in the body that can be used by all cells.