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12345 [234]
3 years ago
11

Pl help it’s for a grade

Chemistry
2 answers:
Mashcka [7]3 years ago
6 0
I think it’s B. 58
because that’s the answer
Wittaler [7]3 years ago
3 0

Answer:

I believe your answer would be B. 58 m

Explanation:

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Photodissociation of ozone (O3) can be described as producing an oxygen atom with heat of formation 247.5 kJ/mol. However, in re
Lapatulllka [165]

Answer:

0.2193 μm

Explanation:

The reaction showing the Photodissociation of ozone (O3) is given below as:

           O₃         +        hv   -------------------------->      O₂         +       O⁺  

H°        (142.9)                                                         (0)                  (438kJ/mol).

The first thing to do here is to determine the change in the enthalpy of the total reaction, this can be done by subtracting the change in the enthalpy of the reactant from the change in enthalpy in the product. Hence, we have:

ΔH° = [438 kJ/mol + 247.5 kJ/mol] - (142.9) = 542.6 KJ/mol.

This value, that is 542.6 KJ/mol will then be used in the determination of the value for the maximum wavelength that could cause this photodissociation.

Therefore, the maximum wavelength could cause this photodissociation ≤ h × c/ E = [ 1.199 × 10⁻⁴]/ 542.6 = 2.193 × 10⁻⁷ =  0.2193 μm

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3 years ago
What are two physical characteristics of ionic compounds?
ElenaW [278]

Answer:

high melting and boiling points

Explanation:

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