Ko te tohu e whakaatu ana i ngā pūmotu kei roto i tētahi pūhui, i tētahi katote rānei. Hei tauira, ko te tātai CO2 e mea ana e rua ngā ngota hāora (O) mō ia ngota waro (C) i roto i te hauhā (CO2).
A symbol showing the elements in a chemical compound or ion. For example, the formula CO2 shows that there are two oxygen atoms for every carbon atom in carbon dioxide.
tātai - calculate, arrange, set in order
matū - chemical
He aha te tātai matū mō te mewaro?
Whakamāramatia te tātai matū nei mō te hauota-rua ōkai (N2O).