Which of the Following Substances Will Precipitate from an Aqueous

question 50

Multiple Choice

Which of the following substances will precipitate from an aqueous solution?

• A)NaF
• B)CaCO₃
• C)NH₄Cl
• D)K₂SO₄
• E)Cu(NO₃)₂

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Definitions:

Current Flows

The movement of electric charge carriers, such as electrons, through a conductor.

Field Winding

Coils of wire (windings) placed on the field poles of a generator or motor that create a magnetic field when electric current flows through them.

Voltage Regulator

A device that controls the amount of current that is supplied to the field winding in an AC generator.

Current

The flow of electric charge through a conductor, measured in amperes, which is a fundamental concept in electricity and electronics.