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Ahat [919]
3 years ago
15

The temperature of a sample of Rn is changed without changing its volume, causing a change in pressure from 8.6731 atm to 0.5761

atm. If the starting temperature was 187.8 K, what is the final temperature in kelvins?​
Chemistry
1 answer:
Flauer [41]3 years ago
3 0

Answer:

yeye

Explanation:

eq

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Consider the reaction below. At 500 K, the reaction is at equilibrium with the following concentrations. [PCI5]= 0.0095 M [PCI3]
Dmitriy789 [7]

Answer: The equilibrium constant for the given reaction is 0.0421.

Explanation:

PCl_5\rightleftharpoons PCl_3+Cl_2

Concentration of [PCl_5] =  0.0095 M

Concentration of [PCl_3] =  0.020 M

Concentration of [Cl_2] =  0.020 M

The expression of the equilibrium constant is given as:

K_c=\frac{[PCl_3][Cl_2]}{[PCl_5]}=\frac{0.020 M\times 0.020 M}{0.0095 M}

K_c=0.0421 (An equilibrium constant is an unit less constant)

The equilibrium constant for the given reaction is 0.0421.

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FrozenT [24]
I think one is Hydrochloric acid
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Help please fast will mark as Brainliest
wlad13 [49]

Answer:

The answer is 2i on right hand side.

Explanation:

We should star by checking the equation from right.

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So we put 2 behind I.

Now there r 2 I on both sides.

Its simple actually.

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