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Sonbull [250]
3 years ago
7

What kind of metal is Cu?

Chemistry
1 answer:
patriot [66]3 years ago
7 0

Answer: Transition metal

Explanation: Copper is definitely a transition metal because the Cu2+ ion has an incomplete d level.

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Six atoms of the peptide bond group are always planar due to the ____________. Dipole of amide linkage of a peptide bond is due
ycow [4]

Answer:

D

Explanation:

Resonance because the lone pairs undergo resonance due tothe partial bond relationship BTW Carbon - Nitrogen bond so the bond length shortens making the six atoms of peptide bond planar

And positive because The dipole of amide linkage of a peptide bond is as a result of the partially positively charged carbonyl oxygen and partially positively charged amide oxygen.

And the negative because The carboxylic acid group -COOH is an acid donates H+ and -NH2 being a base is H+ so causes a partial negative charge to develop on -COO(-) and partial positive charge to develop on -NH3(+).l

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3 years ago
When can the park be reopen to people and animals. Explain calculations and answers. Explain the concept.
julsineya [31]

Answer:

in 23 years

Explanation:

5 0
3 years ago
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A sodium atom has 11 protons and 12 neutrons. What is the mass number of this sodium atom?​
Jlenok [28]

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3 0
3 years ago
Silver chloride breaks down to form silver and chlorine in the presence of light. what type of reaction is this? A combination r
Veronika [31]
A decomposition reaction<span> is a type of chemical </span>reaction<span> in which a single compound breaks down into two or more elements or new compounds. These </span>reactions<span> often involve an energy source such as heat, light, or electricity that breaks apart the bonds of compounds. so it is a decomposition reaction because the silver chloride breaks down into silver and chlorine</span>
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14. All the following are necessary parts of a neutralization reaction except A. an indicator. B. a salt. C. water. D. an acid.
ValentinkaMS [17]

The correct answer is <em>B. a Salt </em><em>because The reaction of an acid and a base is called a neutralization reaction because the properties of both the acid and base are diminished or neutralized when they react. A neutralization reaction is a reaction of an acid with a base in aqueous solution to produce water and a salt, as shown by the following equation:</em>

<em>acid + base → salt + water</em>

<em />

<em>* Hopefully this helps:) Mark me the brainliest:) </em>

<em>∞ 234483279c20∞</em>

6 0
3 years ago
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