Sodium Tripolyphosphate Is Used in Detergents to Make Them Effective

question 36

Multiple Choice

Sodium tripolyphosphate is used in detergents to make them effective in hard water. Calculate the oxidation number of phosphorus in Na₅P₃O₁₀.

• A)+3
• B)+5
• C)+10
• D)+15
• E)None of these choices are correct.

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Definitions:

Human Auditory Threshold

The minimum sound level at which an individual can hear a frequency, varying across different frequencies and among individuals.

Noise Pollution

Unwanted or harmful outdoor sound created by human activities, such as traffic, industrial operations, and urban development, which can have negative effects on human health and the environment.

Whale Songs

The complex and often long sequences of sounds produced by whales, used for communication and mating purposes among other functions.

Whale Pods

Social groups of whales that live, travel, and often hunt together, exhibiting complex behaviors and communication.