do you know your mole equalities?
DESCRIPTION
Do you know your mole equalities?. Answer: True or False. 1 atom = 6.022 x 10 23 g. 1 atom = 6.022 x 10 23 g. False! That is a HUGE mass for 1 atom. 1g Ca = 1.66 x 10 -24 atom Ca. 1g Ca = 1.66 x 10 -24 atom Ca. False! You can’t have a fraction of an atom. 1 amu = 1.66 x 10 -24 g. - PowerPoint PPT PresentationTRANSCRIPT
Do you know your mole Do you know your mole equalities?equalities?
Answer: True or FalseAnswer: True or False
1 atom = 6.022 x 101 atom = 6.022 x 102323 g g
1 atom = 6.022 x 101 atom = 6.022 x 102323 g g
False!False!That is a HUGE mass for 1 That is a HUGE mass for 1
atom.atom.
1g Ca = 1.66 x 101g Ca = 1.66 x 10-24-24atom Caatom Ca
1g Ca = 1.66 x 101g Ca = 1.66 x 10-24-24atom Caatom Ca
False!False!You can’t have a fraction of an You can’t have a fraction of an
atom.atom.
1 amu = 1.66 x 101 amu = 1.66 x 10-24-24 g g
1 amu = 1.66 x 101 amu = 1.66 x 10-24-24 g g
True!True!
1 g Si = 28.08 atoms Si1 g Si = 28.08 atoms Si
1 g Si = 28.08 atoms Si1 g Si = 28.08 atoms Si
False!False!Again, you can’t have a Again, you can’t have a
fraction of an atom.fraction of an atom.
1 g = 6.022 x 101 g = 6.022 x 102323 atoms atoms
1 g = 6.022 x 101 g = 6.022 x 102323 atoms atoms
False! False! Well, it is true for one element.Well, it is true for one element.
1g/mol = 6.022 x 101g/mol = 6.022 x 102323
1g/mol = 6.022 x 101g/mol = 6.022 x 102323
False!False!
1 mol Ca = 40.08 g Ca1 mol Ca = 40.08 g Ca
1 mol Ca = 40.08 g Ca1 mol Ca = 40.08 g Ca
True!True!
6.022 x 106.022 x 102323g Ca =1 mol Ca g Ca =1 mol Ca
6.022 x 106.022 x 102323g Ca =1 mol Ca g Ca =1 mol Ca
False! False! Never put Avogadro’s number with Never put Avogadro’s number with
gramsgrams..
1 mol = 6.022 x 101 mol = 6.022 x 102323amuamu
1 mol = 6.022 x 101 mol = 6.022 x 102323amuamu
False!False!
1 mol = 6.022g1 mol = 6.022g
1 mol = 6.022g1 mol = 6.022g
False! False! There are no elements with an There are no elements with an
atomic mass of 6.022g.atomic mass of 6.022g.
1 atom = 6.022 x 101 atom = 6.022 x 102323gg
1 atom = 6.022 x 101 atom = 6.022 x 102323gg
False!False!
Still.Still.
1 mol = 6.022 x 101 mol = 6.022 x 102323 g/atom g/atom
1 mol = 6.022 x 101 mol = 6.022 x 102323 g/atom g/atom
False!False!
1 mol = 6.022 x 101 mol = 6.022 x 102323 particles particles
1 mol = 6.022 x 101 mol = 6.022 x 102323 particles particles
True!True!
1amu = 6.022 x 101amu = 6.022 x 10-23-23 g/mol g/mol
1g/mol = 6.022 x 101g/mol = 6.022 x 102323
False!False!
1amu = 6.022 x 101amu = 6.022 x 10-23-23 g/mol g/mol
1amu = 6.022 x 101amu = 6.022 x 10-23-23 g/mol g/mol
1amu = 6.022 x 101amu = 6.022 x 10-23-23 g/mol g/mol
False!False!
1 atom Boron =1.795 x 101 atom Boron =1.795 x 10-23-23g g BB
True!True!
10.8110.81g B g B x x 1 mol B 1 mol B =g/atom =g/atom mol 6.022 x 10 mol 6.022 x 102323atomsatoms