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Lisa [10]
3 years ago
5

Identify the correct equilibrium constant

Chemistry
2 answers:
Paul [167]3 years ago
8 0

Answer:

(NO2)²/(NO)²+(O2).

Explanation:

k

Slav-nsk [51]3 years ago
7 0

Answer:

the first question is 2 and the second question is 3

Explanation:

on edge

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Draw a three-dimensional representation of the oxygen-bearing carbon atom in ethanol,
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Answer : The three-dimensional structure of ethanol is shown below.

Explanation :

The ethanol molecule is made up of 2 carbon atoms, 6 hydrogen atoms and 1 oxygen atom.

The 3D representation is shown by solid, dash and wedge bonds.

Dash lines shows that the molecules are behind the plane.

Wedge shows that the molecules are above or front of the plane.

Solid line shows that the molecules are present on the plane.

The three-dimensional structure of ethanol is shown below.

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1. When an acid reacts with a base, what compounds are formed? (1 point) a salt only water only metal oxides only a salt and wat
scoundrel [369]

Answer: 1) only a salt and water

An acid and base reacts together to undergo neutralization to form salt and water.

HCl+NaOH\rightarrow NaCl+H_2O

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Answer: 2) The formula of the hydrogen ion is often written as H^+.

All acids dissociate in water to give  H^+ ions.

Answer: 3) Arrhenius acids are substances that ionizes to yield protons in aqueous solution.

HCl\rightarrow H^++Cl^-

Arrhenius bases are substance that ionizes to yield hydroxide ions in aqueous solution.

NaOH\rightarrow Na^++OH^-

Answer: 4) A conjugate acid base pair  transfers hydrogen ion.

CH_3COO^-+H_2O\rightarrow CH_3COOH+H_3O^+

Here CH_3COO^- accepts a proton and thus act as a base and the corresponding CH_3COOH is its conjugate acid.

Answer: 5) Bronsted Lowry acid is a substance that donates protons.  Bronsted Lowry base is a substance that accepts protons.

NH_4^+ and NH_3

NH_3+H^+\rightarrow NH_4^+

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