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Oksana_A [137]
3 years ago
12

Nohdjhsdfkadfjdfaksdfhjdkjfadfadf

Chemistry
1 answer:
Gnom [1K]3 years ago
5 0
Nohdjhsdfkadfjdfaksdfhjdkjfadfadfadf
is the answer
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Ethyl ethanoate undergoes following reaction [on the picture]
vichka [17]

<u>Answer:</u> The concentration of ethyl ethanoate at equilibrium is 0.653mol/dm^3

<u>Explanation:</u>

Given values:

Equilibrium concentration of ethanol = 0.42mol/dm^3

Equilibrium concentration of ethanoic acid = 0.42mol/dm^3

K_c=0.27

The given chemical equation follows:

CH_3COOC_2H_5+H_2O\rightleftharpoons C_2H_5OH+CH_3COOH

The expression of K_c for above equation follows:

K_c=\frac{[C_2H_5OH][CH_3COOH]}{[CH_3COOC_2H_5]}

Putting values in above expression, we get:

0.27=\frac{0.42\times 0.42}{[CH_3COOC_2H_5]}

[CH_3COOC_2H_5]=\frac{0.42\times 0.42}{0.27}=0.653mol/dm^3

Hence, the concentration of ethyl ethanoate at equilibrium is 0.653mol/dm^3

5 0
3 years ago
What type of air mass is Georgia most influenced by?
andriy [413]
It is most influenced by maritime tropical
7 0
3 years ago
Draw the ring chain of isomer of propene ?​
aksik [14]

Explanation:

Molecular formula for Propene = C3H6

The isomer of propene is cyclopropane.

(Draw a triangle to show that it is cyclopropane)

4 0
3 years ago
Calcium hydroxide is more soluble in water than the magnesium hydroxide .why?​
N76 [4]

Explanation:

This indicates that there are more hydroxide ions in solution than there were in the original water. This is because some magnesium hydroxide has dissolved. Calcium hydroxide solution is referred to as "lime water". A liter of pure water will dissolve about 1 gram of calcium hydroxide at room temperature.

8 0
3 years ago
What is an example of a physical change in weight
Advocard [28]

Water to vapor would be a good example since the weight changes

5 0
3 years ago
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