My Presentation(PSLC)

PHILIPPINE SECONDARY LEARNING COMPETENCY

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CHEMISTRY

SCIENCE AND TECHNOLOGY III

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I. SOLUTIONS04/13/2023 3

Third Grading Period

1.1 Identify types of solutions.

1.2 Describe changes that occur in the dissolving process. 1.3 Relate the changes that accompany this process to` energy changes and

molecular interactions.

1.4 Enumerate and explain the differences among saturated, unsaturated and supersaturated solutions. 1.5 Explain the factors affecting solubility. 1.6 State and explain the colligative properties of a solution. 1.7 Identify the relationship of the mole concept to concentration of solution.1 .2

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1. Gain understanding of Solutions

1.4 Enumerate and explain the difference among saturated,supersaturated and unsaturated

solution. 1.5 Explain the factors affecting solubility. 1.6 State and explain the colligative

properties of solution.

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Cont..

1.7 Identify the relationship of the mole concept to the

concentration of solution.

1.8 Solve problems on solution

concentrations (% by volume and molarity.

Cont…

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2.1 Apply knowledge of the importance of colligative properties of solutions to daily living.

2.2 Relate solutions to water pollution caused by toxic

substances dissolve in water (heavy metals, pesticides, detergents)

2. Appreciate solutions at work in the natural environment

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2.3 State the importance of electrolyte balance in the

body.

Cont…

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VI. COLLOIDS

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1.1 Classify types of colloids.

1.2 Relate properties of colloids to their behavior.

1.3 Discuss the methods and principles applied in

purifying of colloids as in dialysis.

1.4 Prepare useful colloids

1. Demonstrate understanding of the properties, preparation and uses of colloids.

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2. Appreciate the importance of colloids to daily life.

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2.1 Explain how the properties of colloids are utilized in

technology.

2.2 Evaluate the importance of colloids to daily life.

2.3 Describe the biological and environmental impact of

colloids like aerosols sprays, hair gel and smoke.

2.4 Relate the property of gas mixture to air pollution.

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IX. GASES

1. Demonstrate understanding of the behavior of gases.

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1.1 Enumerate and explain the properties and behavior of gases

based on the Kinetic Molecular Theory.

1.2 State the relationship among molecular interactions and

phases of matter.

1.3 Compare the diffusion of gases at standard pressure and temperature.

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1.4 Infer the relationship between the rate of diffusion and the molecular mass of a substance.

1.5 Derive from given data the relationship between volume

and pressure of a confined

1.6 Relate the concept of a mole and volume of gases.

1.7 Define the variables that describe the state of gases.04/13/2023 16

2. Show skill in solving problems using Mathematical

calculations

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2.1 Solve problems involving Boyle’s, Charles’, Avogadro’s, and Dalton’s Law of Partial Pressure.

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3. Understand gas laws and principles involved in some technology.

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3.1 Cite safety measures to be observed in storing gases and volatile liquids.

3.2 Apply gas laws in explaining daily occurences.

3.3 Enumerate and explain some technologies such as a

pressure cooker, bicycle pump, etc

3.4 Relate the properties of gases to air pollution.04/13/2023 20

THANK YOU!!!!

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