The reaction of an alkene with hydrogen in the presence of a metal catalyst is known as:

The concept of "internal energy" in thermodynamics refers to the sum of:

What is the primary focus of thermodynamics?

The balanced chemical equation for the reaction between hydrochloric acid (HCl) and sodium carbonate (Na₂CO₃) is:

The van der Waals equation corrects the ideal gas law for:

What does the term "linearity" refer to in the context of analytical methods?

Which law of thermodynamics states that as a system approaches absolute zero, the entropy approaches a minimum constant value?

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

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

Which element is a noble gas with the chemical symbol He?