The Action of Some Commercial Drain Cleaners Is Based on the Following

question 155

Multiple Choice

The action of some commercial drain cleaners is based on the following reaction:
2 NaOH(s) + 2 Al(s) + 6 H₂O(l) → 2 NaAl(OH) ₄(s) + 3 H₂(g)
What is the volume of H₂ gas formed at STP when 6.32 g of Al reacts with excess NaOH?

• A)3)50 L
• B)5)25 L
• C)7)87 L
• D)8)59 L

---

Definitions:

Natural Selection

A process in evolutionary biology where organisms better adapted to their environment tend to survive and produce more offspring.

Authoritarian

Authoritarian describes a style of leadership or governance characterized by strong central power and limited political freedoms, or in the context of parenting, a style marked by strict rules and expectations with little room for dialogue.

Strict Guidelines

Strict guidelines refer to a set of precise and clear rules or principles designed to control or govern behavior or procedures.

Rejecting-neglectful

A parenting style characterized by a lack of responsiveness to a child's needs and a lack of demands, often resulting in negative outcomes for the child's development.