What Is the [H₃O⁺] in a Buffer That Consists of 0.30

question 58

Multiple Choice

What is the [H₃O⁺] in a buffer that consists of 0.30 M HCOOH and 0.20 M HCOONa? [K_a(HCOOH) = 1.7 × 10^-4]

• A) 1.1 × 10^{-4 M}
• B) 2.6 × 10^{-4 M}
• C) 4.3 × 10^{-4 M}
• D) 6.7 × 10^{-5 M}
• E) 1.7 × 10^{-4 M}

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Definitions:

Standardization of Outputs

The process of making products or services uniform to ensure consistency and reliability.

Geographic Divisions

A type of organizational structure where operations are segmented based on geographical locations, allowing for localized strategies and decisions.

Direct Supervision

A management style where a supervisor closely oversees and controls the work processes and tasks of subordinates, often including immediate feedback.

Standardization of Outputs

Standardization of Outputs refers to the process of making products, services, or processes uniform or consistent across a company or industry, to ensure quality and efficiency.