The compound BaSO₄ is commonly known as:

Which class of biomolecules includes enzymes, antibodies, and hormones?

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

Which amino acid is considered essential, meaning it must be obtained from the diet because the body cannot synthesize it?

What is the term for a bond formed by the overlap of atomic orbitals?

The compound PCl₅ is commonly known as:

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

The process of a gas changing directly from a gas to a solid is known as:

The heat capacity ratio (γ) for a diatomic ideal gas is approximately:

What is the pH range of acidic solutions?