Jannah Mae N. Dalaay
Teacher: Ms. Karen Quisam
Grade 12 – STEM B
05/16/2021
Quarter 2- Week 3 (Module 12)
Laboratory Procedures in Determining Concentration of Solutions
PRE-TEST
Give This a Try
1. C
2. A
3. Add acid to water
4-5. Measure 458.3 cm3 distilled water using a graduated cylinder and add
carefully 41.7cm3 concentrated HCl to make 500 cm3 of solution.
ELICIT
1.
MOLARITY
2. MOLALITY
3. MOLE FRACTION
4. Volume percent (v/v)%
5. Mass-Volume percent (m/v)%
ENGAGE
1. x
2. √
Jannah Mae N. Dalaay
Teacher: Ms. Karen Quisam
3. √
4. x
5. x
Time to Explore!
1. Preparation of a Standard Solution
Grade 12 – STEM B
05/16/2021