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irinina [24]
2 years ago
14

In the circuit diagram what does the line segment with two circles at the ends represent?

Chemistry
1 answer:
telo118 [61]2 years ago
4 0
I believe it would be a open switch because it is not connected to anything.
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If Kc = 4.0×10−2 for PCl3(g)+Cl2(g)⇌PCl5(g) at 520 K , what is the value of Kp for this reaction at this temperature?
Flauer [41]

Here we have to get the K_{p} of the reaction at 520 K temperature.

The K_{p} of the reaction is 1.705 atm

We know the relation between K_{p} and K_{c} is K_{p}=K_{c}(RT)^{N}, where  K_{p} = The equilibrium constant of the reaction in terms of partial pressure, K_{c}  = The equilibrium constant of the reaction in terms of concentration and N = number of moles of gaseous products - Number of moles of gaseous reactants.

Now in this reaction, PCl₃ + Cl₂ ⇄ PCl₅

Thus number of moles of gaseous product is 1, and number of moles of gaseous reactants are 2. Thus N = |1 - 2| = 1 mole

The given value of  K_{c} is 4.0×10⁻²

The molar gas constant, R = 0.082 L. Atm. mol⁻¹. K⁻¹ and temperature, T = 520 K.

On plugging the values in the equation we get,

K_{p} = 4.0 X 10^{-2}(0.082X520)^{1}

Or, K_{p} = 1.705 atm

Thus, the K_{p} of the reaction is 1.705 atm

7 0
3 years ago
How can you tell from a substance's formula if it is ionic or molecular?
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son4ous [18]

Answer:

All compounds are molecules

I got you! i hope i helped

Explanation:

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Use the Periodic Table. Choose the correct electron configuration of carbon using the data shown in the electron configuration c
AleksAgata [21]

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{and my biology teacher is <u><em>awesome</em></u> ❌}  

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