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Novosadov [1.4K]
3 years ago
10

I need help! In an equilibrium reaction with a Keq of 1 × 108 A. products are favored. B. the reaction is nonspontaneous. C. the

reaction is endothermic. D. reactants are favored.
Chemistry
2 answers:
scZoUnD [109]3 years ago
7 0
<span>When K is > than 1 products are favored. When q is < less than 1 reactants are favored. 1 x 108 = 108 which is > 1 so products are favored.</span>
Amiraneli [1.4K]3 years ago
3 0

<u>Answer:</u> The correct answer is Option A.

<u>Explanation:</u>

Equilibrium constant is defined as the ratio of concentration of products to the concentration of reactants. It is represented as K_{eq}

For the general reaction:

A+B\rightarrow C+D

Expression for equilibrium constant is given as:

K_{eq}=\frac{[C][D]}{[A][B]}

Conditions for K_{eq} are:

K_{eq}>1, then products are favored

K_{eq}=1, then forward reaction is equal to backward reaction

K_{eq}, then reactants are favored

As, K_{eq}=1\times 10^8 and is very much greater than 1, so products will be favored.

Hence, the correct answer is Option A.

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Explanation:

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The nearest stable electronic configuration to sodium is of the neon. So, in order to attain stability of noble gas it will loose its single electron.

Na\rightarrow Na^++1e^-

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Sodium has single valency that is 1.

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By criss-cross method, the oxidation state of the ions gets exchanged and they form the subscripts of the other ions. This results in the formation of a neutral compound.

Na_nX_1

So, the formulas for all the possible compounds that sodium can form with the other ions will be:

Na_nX_1

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Particle quantity/number of Cu(NO3)2
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3 years ago
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An experiment reacts 20.4 g of zinc metal with a solution containing an excess of iron (III) sulfate. After the reaction, 10.8 g
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Answer:

The answer to your question is 92.7%

Explanation:

Balanced Chemical reaction

                             3 Zn  + Fe₂(SO₄)₃   ⇒   2Fe   +   3ZnSO₄

Molecular weight

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Proportions  

                           196.2 g of Zinc ------------------ 112 g of Iron

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% yield = \frac{10.8}{11.65}  x 100

% yield = 0.927 x 100

% yield = 92.7

5 0
3 years ago
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