CAT Flashcards
1
Q
Definition of relative atomic mass
A
The weighted average mass of an atom of an element, taking into account its naturally occurring isotopes, relative to 1/12 the relative mass of an atom of carbon-12
2
Q
Avogadro’s constant
A
6.022*10^23
3
Q
Ideal gas equation
A
pV=nRT
4
Q
0 degrees celcius
A
273K
5
Q
Atom economy
A
Mass of desired products * 100 / total mass of reactants
6
Q
Percentage yield
A
Number of moles of specified product * 100 / theoretical maximum number of moles of product
7
Q
Phosphoric acid
A
H3PO4
8
Q
Sulphuric acid
A
H2SO4
9
Q
Nitric acid
A
HNO3
10
Q
Hydrochloric acid
A
HCl
11
Q
Nitrate ions
A
(NO3)-
12
Q
Sulphate ions
A
(SO4)2-
13
Q
Carbonate ions
A
(CO3)2-
14
Q
Phosphate ions
A
(PO4)3-
15
Q
Hydride ions
A
H-
16
Q
Hydroxide ions
A
OH-
