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

question 18

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 8.64 g of Al reacts with excess NaOH?

• A)4.78 L
• B)7.18 L
• C)10.8 L
• D)11.7 L

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Definitions:

Sperm

The male sex cell.

Ovum

The female reproductive cell or egg, which when fertilized by a sperm, can develop into a new organism.

Prenatal Development

The process of growth and development within the womb from conception to birth, including the development of organs and structures of the fetus.

Embryonic

Pertaining to the earliest stage of development in living organisms after fertilization, characterized by rapid cell division and differentiation.