or gram atom
the quantity of an element whose weight in grams is numerically equal to the atomic weight of the element.
THIS PSAT VOCABULARY QUIZ IS PERFECT PRACTICE FOR THE REAL TEST
In our third teacher-created PSAT practice test there are new and unique vocabulary terms you may have never heard of! Can you guess what they mean?
Question 1 of 10
Also called gram-atomic mass, gram-a·tom·ic weight [gram-uh-tom-ik, -tom-]. /ˈgræm əˈtɒm ɪk, -ˌtɒm-/.
Compare Avogadro's number.
Origin of gram-atom
First recorded in 1895–1900
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2021
British Dictionary definitions for gram-atom
an amount of an element equal to its atomic weight expressed in grams: now replaced by the moleSee mole 4
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012