page 311 1.determine the number of atoms in 2.50 mol zn
TRANSCRIPT
Page 3111. Determine the number of
atoms in 2.50 mol Zn.
Page 3111. Determine the number of
atoms in 2.50 mol Zn.
6.02x1023atoms
2.50mol x ----------- = 1mol
Page 3111. Determine the number of
atoms in 2.50 mol Zn.
15.05 x 1023
atoms
Page 3111. Determine the number of
atoms in 2.50 mol Zn.
15.1 x 1023
atoms
Page 3111. Determine the number of
atoms in 2.50 mol Zn.
1.51 x 1024
atoms
Page 3112. Given 3.25 mol AgNO3,
determine the number of formula units.
Page 3112. Given 3.25 mol AgNO3,
determine the number of formula units.
6.02x1023units
3.25mol x ----------- = 1mol
Page 3112. Given 3.25 mol AgNO3,
determine the number of formula units.
19.6 x 1023
formula units
Page 3112. Given 3.25 mol AgNO3,
determine the number of formula units.
1.96 x 1024
formula units
Page 3113. Calculate the number of
molecules in 11.5 mol H2O.
Page 3113. Calculate the number of
molecules in 11.5 mol H2O.
6.02x1023molecules
11.5mol x ----------- = 1mol
Page 3113. Calculate the number of
molecules in 11.5 mol H2O.
69.2 x 1023
formula units
Page 3113. Calculate the number of
molecules in 11.5 mol H2O.
6.92 x 1024
formula units
Page 3124. How many moles contain
each of the following?
Page 3124. How many moles contain
each of the following?
a. 5.75 x 1024 atoms Al
Page 3124. How many moles contain
each of the following?
a. 5.75 x 1024 atoms Al
1 mole 5.75x1024 x -------- 6.02x1023
Page 3124. How many moles contain
each of the following?
a. 5.75 x 1024 atoms Al
5.75 x 1024
--------6.02 x 1023
Page 3124. How many moles contain
each of the following?
a. 5.75 x 1024 atoms Al
57.5 x 1023
--------6.02 x 1023
Page 3124. How many moles contain
each of the following?
a. 5.75 x 1024 atoms Al
57.5 x 1023
--------6.02 x 1023
Page 3124. How many moles contain
each of the following?
a. 5.75 x 1024 atoms Al
9.55 moles
Page 3124. How many moles contain
each of the following?
b. 3.75 x 1024 molecules CO2
Page 3124. How many moles contain
each of the following?
b. 3.75 x 1024 molecules CO2
1 mole 3.75x1024 x -------- 6.02x1023
Page 3124. How many moles contain
each of the following?
b. 3.75 x 1024 molecules CO2
3.75x1024
--------6.02x1023
Page 3124. How many moles contain
each of the following?
b. 3.75 x 1024 molecules CO2
37.5x1023
--------6.02x1023
Page 3124. How many moles contain
each of the following?
b. 3.75 x 1024 molecules CO2
37.5x1023
6.23 moles6.02x1023
Page 3124. How many moles contain
each of the following?
c. 3.58 x 1023 units ZnCl2
Page 3124. How many moles contain
each of the following?
c. 3.58 x 1023 units ZnCl2
1 mole 3.58x1023 x -------- 6.02x1023
Page 3124. How many moles contain
each of the following?
c. 3.58 x 1023 units ZnCl2
3.58x1023
--------6.02x1023
Page 3124. How many moles contain
each of the following?
c. 3.58 x 1023 units ZnCl2
3.58x1023
--------6.02x1023
Page 3124. How many moles contain
each of the following?
c. 3.58 x 1023 units ZnCl2
37.5x1023
0.595 moles6.02x1023
Page 3124. How many moles contain
each of the following?
d. 2.50 x 1020 atoms Fe
Page 3124. How many moles contain
each of the following?
d. 2.50 x 1020 atoms Fe
1 mole 2.50x1020 x -------- 6.02x1023
Page 3124. How many moles contain
each of the following?
d. 2.50 x 1020 atoms Fe
2.50 x 1020
--------6020 x 1020
Page 3124. How many moles contain
each of the following?
d. 2.50 x 1020 atoms Fe
2.50 x 1020
0.000415 moles
Page 3124. How many moles contain
each of the following?
d. 2.50 x 1020 atoms Fe
2.50 x 1020
4.15 x 10-4 moles