The equation for calculating the change in internal energy (ΔU) in a system is:

The term "enthalpy" is often represented by the symbol:

What is the product of the reaction between sodium sulfate (Na₂SO₄) and barium chloride (BaCl₂)?

Which law states that the total entropy of an isolated system can never decrease?

What is the common name for sodium hydroxide (NaOH)?

What is the purpose of a reference electrode in potentiometric measurements?

What is the term for a bond formed by the attraction between positive and negative metal ions?

What does the term "accuracy" refer to in analytical chemistry?

The reaction 2K + 2H₂O → 2KOH + H₂ is an example of a:

Which analytical technique involves passing an electric current through a solution to determine the concentration of an analyte?