Which of the Following Solutions Can Function as a Buffer

question 67

Multiple Choice

Which of the following solutions can function as a buffer?

• A) a solution containing HC₂H₃O₂ and NaC₂H₃O₂
• B) a solution containing H₂CO₃ and NaHCO₃
• C) a solution containing NH₃ and NH₄Cl
• D) all of the above

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Definitions:

Programming Language

A kind of “code” for the set of instructions the CPU knows how to perform.

Structured Query Language

A standardized programming language used for managing and manipulating relational databases through executing tasks such as querying, updating, and data management.

Control Structure

General term used for a keyword in a programming language that allows the programmer to direct the flow of the program based on a decision.

Test Condition

A specific scenario under which tests are designed and executed to evaluate the functionality of a software application.