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Standard detail

C3.2.1

Depth 2Parent ID: 7DF52F55A7EF4460BF1719A822680B76Standard set: Science 0654 (2025-): Chemistry

Original statement

Describe relative atomic mass, Ar, as the average mass of the isotopes of an element compared to 1/12th of the mass of an atom of Carbon-12

Quick facts

Statement code
C3.2.1
List ID
1
Standard ID
477140CFD15846AFB6A552A15FEB57C1
Subject
Science
Grades
09, 10, 11, 12
Ancestor IDs
7DF52F55A7EF4460BF1719A822680B76
D3FAA7C604F749D69B8A6D0934BD985A
Source document
Science 0654 (2025-)