Carbon Tetrachloride Reacts at High Temperatures with Oxygen to Produce

question 21

Multiple Choice

Carbon tetrachloride reacts at high temperatures with oxygen to produce two toxic gases, phosgene and chlorine.
CCl₄(g) + ½O₂(g) COCl₂(g) + Cl₂(g) ,K_c = 4.4 × 10⁹ at 1000 K
What is K_c for the following reaction?
2CCl₄(g) + O₂(g) 2COCl₂(g) + 2Cl₂(g)

• A)6.6 × 10⁴
• B)4.4 × 10⁹
• C)8.8 × 10⁹
• D)1.9 × 10¹⁹
• E)2.3 × 10^-10

Understand cultural dimensions and their impact on communication.

Comprehend the role of outlining in structuring messages and its impact on audience reception.

Describe various culture types based on the Competing Values Framework and their significance in communication.

Understand the influence of communication channels and the order of presenting ideas on message effectiveness.

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Definitions:

Bullet Points

A list format used for presenting information clearly and concisely, often in an outlined or summarized manner.

Verbal Signpost

Words or phrases within speech or writing that guide the listener or reader through the structure of the argument or presentation.

Enumeration

The process of listing or detailing items in a systematic and orderly manner.

Business Presentation

A formal display of business-related information, often using visual aids, to communicate ideas, plans, or reports to an audience.