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viktelen [127]
3 years ago
5

The valency of chlorine is one ,why​

Chemistry
1 answer:
Rus_ich [418]3 years ago
3 0
The electric Configuration of chlorine can be written as 2,8,7 electrons are distributed in the shells K,L,M respectively.
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Preteins vary widely in structure, whereas nucleic acids have rather uniform structures. How do you account for this major diffe
Vedmedyk [2.9K]

Answer:

As proteins vary widely in structures than that of nucleic acid there will be greater structural  and functional diversity of proteins  than nucleic acid.

Explanation:

Proteins are the macromolecules which have more structural diversity than any other macromolecules such as carbohydrate,lipid,nucleic acid.

  The are 4 types of protein structure primary structure,secondary structure,tertiary structure and Quaternary structure.Due the existence of many types of structure various protein exhibit various functions.

 On the other hand nucleic acid such as DNA has widely accepted secondary structure discovered by watson and crick.As a result there is no such structural diversity exist in nucleic acid.

4 0
3 years ago
A chemist heats a sample of hydrated lithium nitrate which weighs 170 grams and finds, after heating that it weighs 95.3 grams.
Agata [3.3K]

Explanation:

170-95.3 = 74.7

that means

74.7% of water in hydrate

7 0
3 years ago
What is the density of an object with a mass of 140 g and a volume<br> of 6 ml
Strike441 [17]

Answer:

<h2>23.33 g/mL</h2>

Explanation:

The density of a substance can be found by using the formula

density =  \frac{mass}{volume}  \\

From the question we have

density =  \frac{140}{6} =  \frac{70}{3}   \\  = 23.3333...

We have the final answer as

<h3>23.33 g/mL</h3>

Hope this helps you

5 0
3 years ago
The bathroom mirror has water droplets on it after a hot shower. choose the correct phase change. HELPP
Liula [17]

Answer:

what?

Explanation:

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6 0
3 years ago
You run a “5k” for charity. How many feet do you run
Nikitich [7]

It would roughly be 16,404 feet. Or if you wanted to be more specific 16,404.2. I hope this helps.

5 0
3 years ago
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