What is the mass in grams of one mole of a substance called?Multiple choice question.substance massgram massatomic massmolar mass

Break Down the Problem

1. Identify the question: We need to determine what a term refers to that describes the mass in grams of one mole of a substance.
2. Review the multiple-choice options provided:
   • substance mass
   • gram mass
   • atomic mass
   • molar mass

Relevant Concepts

3. Molar mass refers to the mass of one mole of a substance, typically expressed in grams per mole (g/mol). It is derived from the substance's molecular or atomic formula.

Analysis and Detail

4. The other options are defined as follows:
   • Substance mass: This is not a standard term in chemistry.
   • Gram mass: This term is also not commonly used in scientific discourse.
   • Atomic mass: This refers to the mass of a single atom of an element, usually expressed in atomic mass units (amu).

Verify and Summarize

5. Among the provided options, "molar mass" is the correct term as it specifically describes the mass of one mole of a substance and is widely recognized in chemistry.

Final Answer

The correct answer is molar mass.