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11Alexandr11 [23.1K]
3 years ago
7

Help me please i will rate u 5/5

Chemistry
1 answer:
Alex73 [517]3 years ago
8 0

Answer:

Is it C

Explanation:

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Jeffry was wondering why when he made breakfast, that after he was done cooking, the mass of everything he used was not the same
12345 [234]

Answer:

equivalent exchange forces cancel out but the  substances are affected around the area

Explanation:

4 0
3 years ago
Explain. How you would separate a mixture of water, sand, salt, and iron feelings into its four component parts
Goryan [66]
Mix it. The salt will dissolve, eventually the sand and metal will settle. Pour out most of the water, let it evaporate leaving the salt. Use a magnet for the iron, which leaves the sand.
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3 years ago
Will carbon and hydrogen atoms most likely form an ionic bond or a covalent bond?
Sidana [21]

In most cases, carbon shares electrons with other atoms (usual valence of 4). This is because carbon typically bonds with elements which have a similar electronegativity. Examples of covalent bonds formed by carbon include carbon-carbon, carbon-hydrogen, and carbon-oxygen bonds

5 0
4 years ago
Read 2 more answers
how is substitution reaction in alkanes different from dehydrogenation reaction since both involve removing a hydrogen atom from
Ilia_Sergeevich [38]

Answer:

See Explanation

Explanation:

A substitution reaction means the replacement of one or more hydrogen atoms in an alkane by another atom or group. It does not introduce a double bond into the product. The product retains single bonds between the species present.

For instance;

CH4 + Cl2 -------> CH3Cl +HCl

is a substitution reaction

Dehydrogenation is the process of removing two hydrogen atoms from a saturated compound compound thereby yielding an unsaturated product.

E.g

C2H6 --------->C2H4 + H2

The key difference is that substitution reaction yields a saturated product while dehydrogenation yields an unsaturated product.

8 0
3 years ago
The two reactions illustrated in the diagrams below often occur when a foreign substance enters the body.
zheka24 [161]

The specific proteins produced by cell B in response to the foreign substance are antibodies.

<h3>What are antibodies?</h3>

Antibodies are specific proteins produced by the immune cells of the body in response to a foreign substance called antigen which produces the immune response.

Antibodies are released by immune cells such as B cells.

The antibodies bind to antigen and tag them for destruction by phagocytes.

Therefore, cell B will produce antibodies.

Learn more about antibodies at: brainly.com/question/15382995

7 0
2 years ago
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