Which of These Substances Is a Strong Acid

question 22

Multiple Choice

Which of these substances is a strong acid?

• A) HCN
• B) H₂PO₃
• C) HCl
• D) HNO₂
• E) H₂CO₃

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Definitions:

Statistical Process Control

A method used in manufacturing and business processes to ensure that processes operate at their full potential.

Assignable Cause Variation

Variation in a process that is caused by identifiable factors, often signaling issues that need addressing to improve process performance.

P Chart

A kind of chart utilized to track the percentage of faulty products in a process across a duration.

Lower Control Limit

A statistical measure below which a process is considered to be out of control and requires adjustment.