Zeolites Can Be Modified to Remove Heavy Metal from Drinking

question 74

Multiple Choice

Zeolites can be modified to remove heavy metal from drinking water.How is this accomplished?

• A)The pore size in the zeolite is made smaller.
• B)The pore size in the zeolite is increased.
• C)Sodium and potassium ions are bound to the zeolite structure.
• D)Calcium and magnesium cations are replaced with sodium and potassium cations.

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Definitions:

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Specialized neurons in the nasal cavity that are responsible for the detection of odor molecules, leading to the sense of smell.

Gas Leak

The escape of gas, typically from a pipeline or container, into an area where it might pose a risk or danger.

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The process of quickly bringing to conscious attention any stimuli that signal a change in the environment, enabling an individual to prepare to respond.

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Sensory organs found on the tongue that allow us to experience different flavors, including sweet, salty, sour, and bitter.