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marin [14]
3 years ago
14

. Which groups are identical in all amino acids? (Points : 1)

Chemistry
2 answers:
Alexus [3.1K]3 years ago
7 0

Answer:

The correct answer is amino and carboxyl groups

Explanation:

i tried the "verifyied answer" and it was wrong. So i went with Amino and caroxyl groups and it was correct.

Murrr4er [49]3 years ago
5 0
The answer is

<span>
only carboxyl groups (=C=OO-</span>
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Sodium (na), atomic number 11, has a tendency to lose an electron in the presence of chlorine. after losing the electron, na has
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Eleven because protons don’t leave.
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An aqueous solution is analyzed and found to contain potassium ions and sulfite ions. write the equation for the dissolution of
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8 0
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There are ___ atoms of oxygen in 300 molecules of CH3CO2H a) 300 b) 600 c) 150 d) 3.6 x 10^36
Maurinko [17]

<u>Answer:</u> The correct option is b) 600

<u>Explanation:</u>

Molecules are formed when two atoms of same or different elements combine together.

Atoms are the smallest unit of matter that combines to form a compound.

For the given chemical compound, CH_3CO_2H

Given number of molecules = 300 molecules

In 1 mole of the given chemical compound, there are 2 atoms of carbon, 4 atoms of hydrogen and 2 atoms of oxygen

Number of atoms of oxygen = 2\times \text{Number of molecules of compound}

Number of atoms of oxygen = 2\times 300=600atoms

Hence, the correct option is b) 600

8 0
3 years ago
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