Chemistry 2.1.3. Flashcards
1
Q
Anhydrous
A
a substance containing no water.
2
Q
Atom economy
A
(sum of the molecular masses of the desired product / sum of the molecular masses of all products) x 100.
3
Q
Heating to a constant mass
A
continue heating until the mass of a substance does not change.
4
Q
Hydrated
A
chemically combined with water in its molecular form (contains water of crystallisation).
5
Q
1 mole of substance
A
the amount of substance which contains as many particles as there are carbon atoms in 12g of Carbon-12.
6
Q
Water of crystallisation
A
water is part of the crystalline structure (represented by ●H2O).
