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Olegator [25]
3 years ago
8

I WILL RATE BRAINLIEST!

Chemistry
1 answer:
Varvara68 [4.7K]3 years ago
4 0
I would say that B is correct

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<span>Open the bleeder valve during filling</span>
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3 years ago
As an EPA scientist studying catalytic converters and urban smog, you want to find Kc for the following reaction: 2 NO2 (g) ⇋ N2
dmitriy555 [2]

Answer:

3500

Explanation:

The equilibrium constant of the reaction which has to be calculated is:-

2 NO2 (g) ⇋ N2(g) + 2 O2(g)

The given chemical equation follows:

1/2 N2 (g) + 1/2 O2 (g) ⇋ NO (g)

The equilibrium constant for the above equation is 0.004.

We need to calculate the equilibrium constant for the reverse equation of above chemical equation and also double of the above chemical equation, which is:

2NO (g) ⇋ N2 (g) + O2 (g)

The equilibrium constant for the reverse double reaction will be the reciprocal of the initial reaction.

If the equation is multiplied by a factor of '2', the equilibrium constant of the reverse reaction will be the square of the equilibrium constant  of initial reaction.

The value of equilibrium constant for reverse reaction is:

K_{eq}'=(\frac{1}{0.004})^2  = 62500

The given chemical equation follows:

2NO2 (g) ⇋ 2NO (g) + O2 (g)

The equilibrium constant for the above equation is 0.056.

Thus, adding the both reaction gives the original reaction. So, equilibrium constant is:- 62500 x 0.056 = 3500

3 0
4 years ago
If the volume and Kelvin temperature are reduced by one-half what will happen to the pressure???
jolli1 [7]

Answer:

the pressure will decrease

Explanation:

6 0
3 years ago
In what ways are the two designs in part C different? How do you think these differences will relate to the ability of each desi
Ilya [14]
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4 0
3 years ago
Choose the most appropriate reagent(s) for the conversion of propyne and 2-methyl-1-tosyloxypropane to 5-methyl-2-hexyne. NaNH2,
Yuki888 [10]

Answer:

NaNH2, NH3

Explanation:

Choose the most appropriate reagent(s) for the conversion of propyne and 2-methyl-1-tosyloxy propane to 5-methyl-2-hexyne. NaNH2, NH3 NaOH, H2O KOCH2CH3, HOCH2CH3 H2SO4 NH3

answer is  NaNH2, NH3

NaNH2, NH3 is strong to to convert propyne into a nucleophilic salt which in turn displaced tosylate in  2-methyl-1-tosyloxy propane to yield  5-methyl-2-hexyne.

Propyne and 5-methyl-2-hexyne. are still of the same homologous series,, so no triple bond is broken during the reaction

The essence of a reagent is to bring the reaction to its end point

7 0
3 years ago
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