What Volume (L) of H₂ Is Formed at STP When $\rarr$

question 10

Multiple Choice

What volume (L) of H₂ is formed at STP when 6.0 g of Al is treated with excess NaOH
2NaOH + 2Al + 6H₂O $\rarr$ 2NaAl(OH) ₄ + 3H₂(g)

• A) 6.5 L
• B) 7.5 L
• C) 8.5 L
• D) 9.5 L
• E) None of the above

---

Definitions:

Social Anxiety Disorder

A mental health condition characterized by an intense fear of social situations due to feelings of embarrassment, self-consciousness, or concern about being judged by others.

Specific Phobias

A type of anxiety disorder characterized by an excessive and irrational fear of specific objects, situations, or creatures.

Panic Disorder

A type of anxiety disorder characterized by sudden episodes of intense fear that trigger severe physical reactions without any real danger or apparent cause.

Panic Attacks

Periodic, short bouts of panic that occur suddenly, reach a peak within minutes, and gradually pass.