A mixture initially contains A, B, and C in the following concentrations: [A] = 0.300 M...

Free

80.2K

Verified Solution

Question

Chemistry

A mixture initially contains A, B, and C in the followingconcentrations: [A] = 0.300 M , [B] = 1.30 M , and [C] = 0.400 M .The following reaction occurs and equilibrium is established:A+2Bâ‡ŒC At equilibrium, [A] = 0.170 M and [C] = 0.530 M . Calculatethe value of the equilibrium constant, Kc.

Answer & Explanation Solved by verified expert

4.4 Ratings (934 Votes)

Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â A +Â Â Â Â 2 B <=======>Â Â C

IÂ Â Â Â Â Â Â Â Â Â Â Â Â 0.3Â Â Â Â Â Â Â 1.3Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â 0.4

CÂ Â Â Â Â Â Â Â Â Â Â Â -xÂ Â Â Â Â Â Â Â Â Â -2xÂ Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â +x

EÂ Â Â Â Â Â Â Â Â Â Â 0.3-xÂ Â Â Â Â Â 1.3-2xÂ Â Â Â Â Â Â Â Â Â Â Â Â Â Â 0.4 +x

but at equilibrium A is already given

0.3-x = 0.17

x = 0.3 - 0.17 = 0.13

[B] = 1.3-2xÂ Â = 1.3 - 2(0.13)Â Â = 1.3 - 0.26 = 1.04M

[C] = 0.4 + 0.13 = 0.53

Kc = [C] / [A] [B]²

Kc = [0.53] / [0.17][1.04]²

= 0.53 / 0.1838

Kc = 2.88

Get Answers to Unlimited Questions

Join us to gain access to millions of questions and expert answers. Enjoy exclusive benefits tailored just for you!

Membership Benefits:

Unlimited Question Access with detailed Answers
Zin AI - 3 Million Words
10 Dall-E 3 Images
20 Plot Generations
Conversation with Dialogue Memory
No Ads, Ever!
Access to Our Best AI Platform: Zin AI - Your personal assistant for all your inquiries!

Become a Member

A mixture initially contains A, B, and C in the following concentrations: [A] = 0.300 M...

Free

80.2K

Verified Solution

Question

Chemistry

A mixture initially contains A, B, and C in the followingconcentrations: [A] = 0.300 M , [B] = 1.30 M , and [C] = 0.400 M .The following reaction occurs and equilibrium is established:A+2Bâ‡ŒC At equilibrium, [A] = 0.170 M and [C] = 0.530 M . Calculatethe value of the equilibrium constant, Kc.

Answer & Explanation Solved by verified expert

Get Answers to Unlimited Questions

Membership Benefits:

Other questions asked by students

Graphing Quadratic Functions Complete each of the following steps for the Quadratic Function f x...

Describe 3 different risks involved with costing systems when undertaking building and construction projects and a...

list and describe a 5 step process in perception-checking.

A homeowner wants to purchase multiple electric pumps and operate them in parallel to ensure that...

The bonds connecting atoms in molecules contain energy Chemical reactions involve the breaking of bonds...

8 A transverse wave in x y plane along positive x axis at t 0...

Natasha buys a bag of cookies that contains 8 chocolate chip cookies, 9 peanut butter...

The curve y is called the witch of Agnesi after the Italian mathematician Maria Agnesi...

Formula: Add, Subtract; Cell Referencing Using Excel to Calculate Taxable Income of a...

Toule Skirt Company had checks outstanding totalling $5,400 on its June bank reconciliation. In July,...

Natasha's Flowers, a local florist, purchases fresh flowers each day at the local flower market....

One Stop Copy purchased a new copy machine. The new machine cost $132,000 including installation....