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Nostrana [21]
3 years ago
6

What is the sign of Mercury​

Chemistry
2 answers:
Sever21 [200]3 years ago
7 0

Answer:

The answer is Hg.

Explanation:

Symbol for Mercury is Hg.

kari74 [83]3 years ago
7 0
The sign of Mercury is HG
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Which of the following properties of a protein is least likely to be affected by changes in pH? Tertiary structure Primary struc
chubhunter [2.5K]

Answer:

Primary structure is the correct answer.

Explanation:

  • The primary structure is the simple level of protein structure.
  • Primary structure is a basic amino acids sequences in a protein.
  • In the primary structure, amino acids are attached together by a covalent bond.
  • Primary structure is when the amino acids are joined together with peptide bonds to produce polypeptide chains
  • Changes in pH are least likely to change the amino acid sequence or disrupt peptide bonds.

Explanation:

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3 years ago
An ion is formed when an atom___?
KATRIN_1 [288]

Answer:

gain or loses electrons.

Explanation:

Because the atom need to be balanced.

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Formula of sodium bicarbonate<br>please help me with this​
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Answer:

NaHCO₃

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Sodium bicarbonate (baking soda) is a chemical compound with the formula NaHCO₃.

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3 years ago
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The periodic table is one of the most important tools in the history of chemistry. It describes the atomic properties of every known chemical element in a concise format, including the atomic number, atomic mass and relationships between the elements. Elements with similar chemical properties are arranged in columns in the periodic table.

The table thus is a quick reference as to what elements may behave the same chemically or which may have similar weights or atomic structures.

Hope this answer helps you

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3 years ago
Which of the following substances is most likely to be a liquid at room temperature?
FromTheMoon [43]

The answer is: hydrogen peroxide, H2O2.

H₂O₂(hydrogen peroxide) is pale blue, clear, inorganic liquid.

It is liquid because hydrogen bonds between molecules.

Hydrogen bond is an electrostatic attraction between two polar groups that occurs when a hydrogen atom (H), covalently bound to a highly electronegative atom such as flourine (F), oxygen (O) and nitrogen (N) atoms.

Because of hydrogen bonds, hydrogen peroxide has higher melting and boiling temperatures than other molecules.

8 0
3 years ago
Read 2 more answers
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