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Nadusha1986 [10]
3 years ago
6

Look at the photo and help me out please and thank you

Chemistry
1 answer:
AVprozaik [17]3 years ago
7 0

Answer:

Explanation:

one question what grade level is this ? Cant be higher than 7 th cuase i may not

know it

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Balance this equation: Ca(OH)2 +<br> HCI →<br> CaCl2<br> +<br> H20
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Answer:

Double Displacement (Acid-Base)

Explanation:

5 0
3 years ago
The materials in the flux covering on an electrode determine the electrical characteristics of the electrode.
nataly862011 [7]

Answer:

a. true

Explanation:

It is true that, the materials in the flux covering on an electrode determine the electrical characteristics of the electrode.

8 0
2 years ago
Add groups to complete polyvinyl alcohol, formed by the polymerization of the following monomer. If a carbon atom contains only
e-lub [12.9K]

Answer:

The resulting structure is:

R-CH-CH2 (OH)-CH-CH2(OH)-CH-CH2(OH)-CH-...

Explanation:

It can be said that vinyl alcohol cannot be polymerized by addition polymerization, since a very unstable radical would be formed, which is not possible. Generally, it is formed by polymerization and subsequent hydrolysis of the vinyl polyacetate. According to the exercise, the structure that results with its four units can be seen that the hydroxyl groups are found in the methylene carbons

8 0
3 years ago
Use this diagram to answer the following
mylen [45]

Answer:An atom

Explanation:

Because  molecules more spread out and have things that connnect them and are not bunched up togoether

And Atoms are all packed up like in the picture

Hope this helps!:D

4 0
3 years ago
The number of protons plus the number of neutrons equals the _____.
Zanzabum

Answer: The number of protons plus the number of neutrons equals the atomic mass.

Explanation:

Atomic mass is defined as total number of protons and neutrons in the atom.

It is an average mass of an atom.

It is expressed in atomic mass unit that is a.m.u.

It is denoted with symbol 'A'.

 A =\text{number of protons + number of neutrons}.

6 0
3 years ago
Read 2 more answers
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