Which One of the Following Chemical Reactions Is Balanced?
A)HCl $\rarr$

question 60

Multiple Choice

Which one of the following chemical reactions is balanced?

• A)HCl + KMnO₄ \(\rarr\) Cl₂ + MnO₂ + H₂O + KCl
• B)HCl + KMnO₄ \(\rarr\) Cl₂ + MnO₂ + 2H₂O + KCl
• C)2HCl + 2KMnO₄ \(\rarr\) Cl₂ + MnO₂ + 2H₂O + 2KCl
• D)6HCl + 2KMnO₄ \(\rarr\) 2Cl₂ + 2MnO₂ + 4H₂O + 2KCl
• E)8HCl + 2KMnO₄ \(\rarr\) 3Cl₂ + 2MnO₂ + 4H₂O + 2KCl

---

Definitions:

Continuous Reinforcement

A learning schedule in which every correct response is followed by a reward, facilitating faster learning.

Gradual Reinforcement

A process in operant conditioning where reinforcement is slowly introduced or varied to shape behavior.

Positive Reinforcer

A stimulus that, when presented after a behavior, increases the likelihood of that behavior occurring again.

Punisher

A stimulus or event that follows a behavior and decreases the likelihood of that behavior occurring in the future.