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Harrizon [31]
3 years ago
9

Copper(i) ions in aqueous solution react with nh3(aq) according to

Chemistry
1 answer:
Vlada [557]3 years ago
6 0
The complete question is; copper (i) ions in aqueous solutions react with NH3(aq) according to;
 Cu +2NH3 = Cu(NH3)2    Kt= 6.3 × 10^10
Calculate K
Cu + 2NH3 = Cu(NH3)2
kf = 6.3 ×10^10
The ksp for CuBr = Cu + Br = 6.3 × 10^-9
For the reaction; CuBr +2NH3 = Cu(NH3)2 + Br to calculate K?
K = (6.3 × 10^10)(6.3×10^-9) 
Thus K is 396.9 
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The volume of the unit cell is 2.67 x 10⁻²⁸ m³.

<h3>What is the volume of a unit cell of a body-centered cubic crystal?</h3>

In a body-centered cubic unit cell, the volume occupied by the particles of the substance is about 68% of the total unit cell.

Assuming that a single atomic a sphere, the volume is:

Volume(atom) = 4/3 x π x r³

Volume(atom) = 4/3 x π x (169 x 10⁻¹²)³

Volume(atom) = 2.02 x 10⁻²⁹ m³

There are a total of 9 atoms in a body-centered unit cell, so the total volume occupied by atoms is:

2.02 x 10⁻²⁹ x 9

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Volume of cell = 2.67 x 10⁻²⁸ m³

Therefore, the volume of the unit cell is 2.67 x 10⁻²⁸ m³.

Learn more volume of unit cells at: brainly.com/question/1594030

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2 years ago
. When 0.022189 is correctly rounded to two significant figures the number becomes
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When liquid bromine is cooled to form a solid, which of the following types of solid would it form?.
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Answer:

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Explanation:

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