Which Substance Has an Enthalpy of Formation Equal to Zero

question 55

Multiple Choice

Which substance has an enthalpy of formation equal to zero at 25^oC and 1 atm?

• A) N₂(g)
• B) N₂(l)
• C) N₂(s)
• D) N(g)
• E) N(s)

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Definitions:

NFC

Near Field Communication, a set of communication protocols that enable two electronic devices, one of which is often a portable device such as a smartphone, to establish communication by bringing them within a few centimeters of each other.

Information About Products

Detailed descriptions and specifications concerning goods or services offered by a business, including features, prices, and uses.

CRM Efforts

CRM efforts refer to strategies and practices undertaken by companies to manage and analyze customer interactions and data throughout the customer lifecycle, aiming to improve customer relationships, assist in customer retention, and drive sales growth.

High-Value

Denoting something that possesses considerable worth or importance, often financially or strategically.