Using a standardized reference ensures consistency and accuracy in measuring fruit masses, allowing for fair transactions and reliable comparisons.
Discussion Forum Latest Questions
The fruit seller uses a watermelon as a standard reference, stating its mass as 12 units. He then compares the mass of each fruit he sells relative to one piece of the watermelon.
The relative atomic masses of all elements are determined with respect to an atom of carbon-12.
One atomic mass unit is defined as exactly one-twelfth (1/12th) the mass of one atom of carbon-12.
Scientists initially determined the atomic mass unit for oxygen by taking 1/16 of the mass of an atom of naturally occurring oxygen as the unit.