Chapter 5 Flashcards
1
Q
Molecular mass is ______ while formula mass is _______
A
Covalent, ionic
2
Q
Avogadros number of particles= 1 mole of those particles
A
1 mole of helium= atoms of helium (6.02 x 10^23)
3
Q
The mass of 1 mole of any substance is its _____ _____
A
Molar mass
(Found on p table)
4
Q
_______ mass has the same value as molecular mass or formula mass, but different units.
A
Molar
5
Q
Law of conservation of mass:
________ and _______ are different from each other, but they contain the same atoms.
A
Reactants and products
6
Q
In all chemical reactions atoms are neither created or destroyed
A
Law of conservation of mass
7
Q
_______ is the loss of electrons; charge goes up
A
Oxidation
8
Q
_________ is the gain of electrons; charge goes down
A
