The Mole Concept
Completion requirements
Pori drwy'r eirfa gan ddefnyddio'r mynegai hwn
Arbennig | A | B | C | CH | D | DD | E | F | FF | G | NG | H | I | L | LL | M | N | O | P | PH | R | RH | S | T | TH | U | W | Y | Y CYFAN
A
Amount of substanceA measure related to the number of specified particles present, measured in moles. | |
AtomThe smallest particle of an element that retains its chemical properties. | |
Avogadro's constantThe number of particles per mole, 6.02214076×1023/mol. | |
Avogadro's numberThe number of particles in one mole: 6.022 × 10²³. | |
C
Counting unitA word or unit representing a fixed number of objects. | |
Chemical formulaSymbols showing the elements and their proportions in a substance. | |
F
Formula unitThe simplest whole-number ratio of ions in an ionic compound. | |
I
IonAn atom or group of atoms with an electrical charge. | |
M
MassA measure of the quantity of matter in a sample, commonly measured in grams in chemistry laboratories. | |
Molar massThe mass of one mole of a substance. | |