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VMariaS [17]
2 years ago
6

When traveling to another country from the United States, it is often

Chemistry
1 answer:
a_sh-v [17]2 years ago
4 0

Answer:3.107

Explanation:

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Friction is the answer

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If two metals has the same specific heat how can distinguish them in two ways​
tensa zangetsu [6.8K]

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Explain the changes in potential energy as a chemical bond forms
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If a flask maintained at 674 K contains 0.138 moles of NH4I(s) in equilibrium with 4.34×10-2 M NH3(g) and 9.39×10-2 M HI(g), wha
r-ruslan [8.4K]

Answer:

K = 4.07x10⁻³

Explanation:

Based on the reaction:

NH₄I(s) ⇄ NH₃(g) + HI(g)

You can define K of equilibrium as the ratio of concentrations of reactants and products, thus:

K = [NH₃] [HI] / [NH₄I]

But, as NH₄I is a solid, is not taken into account in the equilibrium, that means K expression is:

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As the concentrations in equilibrium of the gases is:

[NH₃] = 4.34x10⁻²M

[HI] = 9.39x10⁻²M

Equilibrium constant, K, is:

K = 4.34x10⁻²M * 9.39x10⁻²M

<h3>K = 4.07x10⁻³</h3>

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3 years ago
Group___are the most stable elements
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Group VIIIA in which the noble/inert gases are found

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