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blsea [12.9K]
4 years ago
7

Given 7.65 mol AgNO3, determine the number of formula units.

Chemistry
1 answer:
Komok [63]4 years ago
3 0

Answer:

The number of formula units of silver nitrate is 4.61\times 10^{24}.

Explanation:

Moles of silver nitrate = n = 7.65 mol

1 mole = N_A=6.022\times 10^{23} atoms/ molecules/ ions

Let the number of formula units of silver nitrate be N.

N=n\times N_A

N=7.65 mol\times 6.022\times 10^{23}=4.61\times 10^{24}

The number of formula units of silver nitrate is 4.61\times 10^{24}.

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Answer:

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Nitric acid (HNO3) is a strong acid that is completely ionized in aqueous solutions of concentrations ranging from 1% to 10% (1.
Alborosie

<u>Given:</u>

Concentration of HNO3 = 7.50 M

% dissociation of HNO3 = 33%

<u>To determine:</u>

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<u>Explanation:</u>

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[H+] = [NO3-] = 33%[HNO3] = 0.33*7.50 = 2.48 M

The dissociation equilibrium is-

            HNO3   ↔    H+      +      NO3-

I            7.50               0                 0

C          -2.48          +2.48              +2.48

E            5.02            2.48              2.48

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