Phosphate Ions, ^3-, Were Once Added to Detergents to Assist

question 124

Multiple Choice

Phosphate ions, ^3-, were once added to detergents to assist in cleaning. What function did they serve?

• A) Phosphate ions were relatively good at removing grease by binding with large nonpolar molecules.
• B) Phosphate ions were large enough to bind with the large grime molecules and remove them.
• C) Phosphate ions would bind to and remove calcium ions, thus acting as a water softening agent.
• D) Phosphate ions would reduce the growth of algae in aquatic habitats receiving the waste water.

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Definitions:

Meaninglessness

Describes a state or condition of lacking significance, purpose, or value.

Existentialism

A philosophy that emphasizes individual freedom, choice, and responsibility, focusing on the meaning of life as discovered through personal experience and introspection.

Engagement

In social, psychological, and educational contexts, engagement refers to the degree of attention, interest, involvement, and passion that people show towards an activity or process.

Existential Theory

A psychological philosophy that emphasizes individual existence, freedom, and choice, positing that individuals are responsible for giving meaning to their lives.