menu-iconExamlexExamLexServices

Discover

Ask a Question
  1. All Topics
  2. Topic
    Chemistry
  3. Study Set
    General Chemistry
  4. Exam
    Exam 14: Chemical Equilibrium
  5. Question
    At 298 K,the Value of K<sub>c</sub> for the Reaction H<sub>2</sub>(g)
Solved

At 298 K,the Value of Kc for the Reaction H2(g)

Question 19

Question 19

Multiple Choice

At 298 K,the value of Kc for the reaction H2(g) + Br2(g) At 298 K,the value of K<sub>c</sub> for the reaction H<sub>2</sub>(g) + Br<sub>2</sub>(g)    2HBr(g) is 2.0 × 10<sup>19</sup>.What is K<sub>c</sub> for HBr(g)    1/2H<sub>2</sub>(g) + 1/2Br<sub>2</sub>(g) ? A) 4.0 × 10<sup>-38</sup> B) 5.0 × 10<sup>-20</sup> C) 1.0 × 10<sup>19</sup> D) -2.0 × 10<sup>19</sup> E) 2.2 × 10<sup>-10</sup> 2HBr(g) is 2.0 × 1019.What is Kc for HBr(g) At 298 K,the value of K<sub>c</sub> for the reaction H<sub>2</sub>(g) + Br<sub>2</sub>(g)    2HBr(g) is 2.0 × 10<sup>19</sup>.What is K<sub>c</sub> for HBr(g)    1/2H<sub>2</sub>(g) + 1/2Br<sub>2</sub>(g) ? A) 4.0 × 10<sup>-38</sup> B) 5.0 × 10<sup>-20</sup> C) 1.0 × 10<sup>19</sup> D) -2.0 × 10<sup>19</sup> E) 2.2 × 10<sup>-10</sup>
1/2H2(g) + 1/2Br2(g) ?


A) 4.0 × 10-38
B) 5.0 × 10-20
C) 1.0 × 1019
D) -2.0 × 1019
E) 2.2 × 10-10

Correct Answer:

verifed

Verified

Unlock this answer now
Get Access to more Verified Answers free of charge

Related Questions

Q14: Consider the following system at equilibrium: N<sub>2</sub>(g)+

Q15: The reaction quotient for a system is

Q16: Consider the reaction<br>S<sub>2</sub>Cl<sub>2</sub>(l)+ CCl<sub>4</sub>(l) <img src="https://d2lvgg3v3hfg70.cloudfront.net/TB2288/.jpg" alt="Consider

Q17: Which expression correctly describes the equilibrium constant

Q18: Consider the following equilibrium:<br>1/2N<sub>2</sub>O<sub>4</sub>(g) <img src="https://d2lvgg3v3hfg70.cloudfront.net/TB2288/.jpg" alt="Consider

Q20: A(n)_ is a substance that increases the

Q21: For which of the following equilibria does

Q22: Given the equilibrium constants for the following

Q23: Sulfur dioxide combines with O<sub>2</sub> in the

Q24: The following reaction is investigated (assume an

Examlex

ExamLex

About UsContact UsPerks CenterHomeschoolingTest Prep

Work With Us

Campus RepresentativeInfluencers

Links

FaqPricingChrome Extension

Download The App

Get App StoreGet Google Play

Policies

Privacy PolicyTerms of ServiceHonor CodeCommunity Guidelines

Scan To Download

qr-code

Copyright © (2025) ExamLex LLC.

Privacy PolicyTerms Of ServiceHonor CodeCommunity Guidelines