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stealth61 [152]
3 years ago
9

Which of the following is unrelated to estimating vapor pressure? (a) Antoine's Equation (b) Cox charts (c) Gibb's phase rule (d

) Credible vapor pressure data
Chemistry
1 answer:
Bezzdna [24]3 years ago
3 0

Answer:

(c) Gibb's phase rule

Explanation:

Gibb's phase rule :

describe the relationship between the number of degrees fredoom in a closed system,  the number of phases in equilibrium and the number of the system components.

  • f = c - p + 2

the above is no related to the estimation of the vapor pressure.

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Selenium (Se) has 30 protons and 20 neutrons in each atom, therefore its atomic
allochka39001 [22]

Answer:

30, 50

Explanation:

Hello,

In this since an element's atomic number is equal to the number of protons in its atom, we can infer that selenium's atomic number is 30. Moreover, due to the fact the the neutrons are equal to the atomic mass minus the atomic number or the number of protons, by knowing the number of neutrons we compute the atomic as follows:

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