3. 1. W H AT IS
OUR
F O R M U L A FOR
CONVERTING
THE ATOMS
INTO MOLES?
4. 2. W H AT IS
THE M E T H O D
THAT
W E W I L L USE
IN SOLVING
PROBLEMS?
5. 3. H O W DO
W E SOLVE
THE
M O L A R MASS
OF A
COMPOUND?
6. ANALOGY
IDENTIFY THE MISSING WORD BASED ON ITS
EQUIVALENT.
1. 1 MOLE OF Zn : 6.02X1023
1 MOLE : _________
2. MOLECULES : COMPOUNDS
ELEMENTS : ___________
3. CO2 : COMPOUND
Cl : __________
7. OBJECTIVES
At the end of the lesson the students
should be able to:
1.Understand the concept of
moles in converting from grams to
number of moles
and number of particles;
2.Solve for the unknown formula
in a problem that is
presented; and
3.Appreciate the importance of the
mole concept in everyday life.
9. FORMULAS
OF M O L E
MOLAR MASS - IS THE
SUM OF ALL THE ATOMIC
MASS PRESENT IN THE
COMPOUND ELEMENT
17. ACTIVITY
Give the molar mass,
number of moles and the
number of atoms
present in
37.0 g of propionic
acid (C3H6O2)
Use the GUFSA
18. ABSTRACTION
0
1
0
2
What did you learn about
our
topic for
today?
What is the most
essential learning in this
topic?
0
3
What is the proper method
that we should use in solving
the mole concepts?
19. ASSESSMENT
1. WHAT IS MOLAR MASS?
A. THE DIFFERENCE BETWEEN
THE ELEMENTS OF A
COMPOUND
B. THE SUMMATION OF THE
ATOMIC MASS OF THE
ELEMENTS
C. NONE OF THE ABOVE
21. ASSESSMENT
3. LORENZO ROMANO AMEDEO
CARLO AVOGADRO IS THE
ITALIAN SCIENTIST THAT GIVE
THE EQUIVALENT OF MOLE.
A. TRUE
B. FALSE
C. CANNOT BE DETERMINE
22. ASSESSMENT
4. WHAT METHOD SHOULD WE
USE IN CONVERTING THE
NUMBER OF MOLES?
A. GAPSA
B. FUSGA
C. GUFSA
23. ASSESSMENT
5. WHAT IS THE MOLAR MASS
OF THE COMPOUND NaCl
Na=22.9
Cl = 35.4
A. 56.26
B. 57.13
C. 57.12
