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Grace [21]
2 years ago
8

The chemical equation below shows the burning of magnesium (Mg) with oxygen (O2) to form magnesium oxide

Chemistry
1 answer:
scoundrel [369]2 years ago
4 0

Answer:

64

Explanation:

B

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Please heeelp to solve these problems​
Darya [45]

Answer:

Q.89

Alkane - CnH(2n+2)

given that 8 H = > 8= 2n+2

therefore n= 3

C3H8 = 12×3 + 8×1= 36 +8 = 44

4 0
3 years ago
1. List the functions of the skin.<br> Helppppp I need a whole paragraph
shtirl [24]
The skin consists of two layers: the epidermis and the dermis. Beneath the dermis lies the hypodermis or subcutaneous fatty tissue. The skin has three main functions: protection, regulation and sensation. Wounding affects all the functions of the skin. The skin protects us from microbes and the elements, helps regulate body temperature, and permits the sensations of touch, heat, and cold. Skin has three layers: The epidermis, the outermost layer of skin, provides a waterproof barrier and creates our skin tone.
6 0
3 years ago
What is the oxidation state of co in [co(oh2)6]2?
Ahat [919]

Correct compound is [Co(H2O)6]^+3

The oxidation state of Co is +3

[Co(H2O)6]^+3

Let

 Co be x

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 x = 3

What is oxidation state?

The oxidation state, commonly known as the oxidation number, is the potential charge that an atom would have if all of its bonds to other atoms were fully ionic. It describes the degree of atom oxidation within a chemical compound.The oxidation state may be positive, negative, or zero in theory.

The oxidation number, sometimes referred to as the oxidation state, is the total number of electrons that an atom gains or loses while uniting with another atom to form a chemical bond.

To learn more about oxidation state click the given link

brainly.com/question/8990767

#SPJ4

7 0
1 year ago
As you add an acid to water, What ions are formed.<br><br>HELP PLEASE!
o-na [289]
Doing this increases the hydrogen ion consentration h+. when the acid is added to the water molecule constituting the acid HA is split into h+ and A- ions. The H + is produced this way combine with the H2O to form H3O+ or hydronium ions.
5 0
3 years ago
Read 2 more answers
Which of the following is an accurate description of Thomson's model of the atom? A. The electrons orbit the protons, which are
Stels [109]
D is correct.

Another equivalent explanation currently used is the watermelon. Thomson believed (if using the watermelon as an example) that the red part, was some kind of positive matter and the seeds where electrons - electrons stuck to a positively charged matter.


Hope it helped, 

Happy homework/ study/ exam!
6 0
3 years ago
Read 2 more answers
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