Zinc Dissolves in Hydrochloric Acid to Yield Hydrogen Gas as Follows

question 122

Multiple Choice

Zinc dissolves in hydrochloric acid to yield hydrogen gas as follows: Zn(s) + 2HCl(aq) → ZnCl₂(aq) + H₂(g)
What mass of hydrogen gas is produced when a 7.35-g sample of zinc dissolves in 500.mL of 1.200 M HCl?

• A) 0.605 g
• B) 0.113 g
• C) 0.302 g
• D) 0.453 g
• E) 0.227 g

---

Definitions:

Important Information

Data or details considered to be of high relevance or significance to a particular context or situation.

Concise Communication

The art of expressing thoughts or information clearly and with few words, without losing the intended message.

Cognitive Awareness

An individual's conscious knowledge and understanding of their thoughts, feelings, and environment, influencing perception and decision-making processes.

Stimulus Reward

A concept in psychology where a stimulus leads to a behavior that is then rewarded, reinforcing the behavior.