Which One of the Following Statements Relating to the Glass

question 79

Multiple Choice

Which one of the following statements relating to the glass electrode is correct?

• A) The glass electrode detects hydrogen gas.
• B) The glass of a glass electrode serves to conduct electrons.
• C) When pH is measured, only a single electrode, the glass electrode, need be used.
• D) The potential of the glass electrode varies linearly with the pH of the solution.
• E) None of the above statements is correct.

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Definitions:

ΔH°

The standard enthalpy change of a reaction, measured under standard conditions (1 bar, 298.15K), representing the heat absorbed or released.

Bond Dissociation Energy

The energy required to break a particular bond in a molecule to form neutral atoms, usually measured in kilojoules per mole (kJ/mol).

Carbon-chlorine Bond

A chemical bond between carbon and chlorine atoms, common in organic chemistry, particularly in the manufacture of solvents and pesticides.

Transition State

A high-energy, temporary state in a chemical reaction where reactants are converted into products.