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Good Morning/Afternoon! Please sit with your group. Take out journal with homework and pen/pencil. Quietly, be ready for class.

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Presentation on theme: "Good Morning/Afternoon! Please sit with your group. Take out journal with homework and pen/pencil. Quietly, be ready for class."— Presentation transcript:

1 Good Morning/Afternoon! Please sit with your group. Take out journal with homework and pen/pencil. Quietly, be ready for class.

2 Agenda 09-19-2013 1. Homework 2. Introduction 3. Procedure Demonstration (Demostración del Procedimeinto) 4. Activity 6: Identifying Liquids (Actividad 6: Identificando Líquidos)

3 Homework Analysis Questions 1 & 2, p.A24 (Preguntas de Análisis 1 y 2, p. A24)

4 Introduction On Tuesday, students were able to (El martes, los alumnos fueron capaces de): –Apply a procedure to separate substances present in a mixture (Aplicar un procedimiento para separar las sustancias presentes en la mezcla).

5 Objective Students will be able to (Los estudiantes serón capaces de): –Identify liquids found in a mixture by performing lab tests (Identificar los líquidos que se encuentran en la mezcla mediante pruebas de laboratorio).

6 Purpose Students will be able to (Los estudiantes serán capaces de): –Apply the new knowledge to determine the identity of substances (Aplicar el conocimiento nuevo para determinar la identidad de sustancias).

7 Set up Activity 6, p.A21 (Preparar la Actividad 6, p.A21) PRE-LAB: miscible, pH (pH). DATA (DATOS): Copy Table Properties of Separated Liquids, p. A24. (Copie la tabla de datos Propiedades de los Líquidos Separados) TestLiquid A (Líquido A) Liquid B (Líquido B) Appearance (Apariencia) Miscible in water (Se mezcla con agua) Miscible in ethanol (Se mezcla con etanol) Contains water (Contiene agua) Corrosive (Corrosivo) Toxic (Tóxico) Flammable (Inflamable) Identity (Identidad)

8 Properties of Separated Liquids (Propiedades de los Líquidos Separados) TestLiquid A (Líquido A) Liquid B (Líquido B) Appearance (Apariencia) Miscible in water (Se mezcla con agua) Miscible in ethanol (Se mezcla con etanol) Contains water (Contiene agua) Corrosive (Corrosivo) Toxic (Tóxico) Flammable (Inflamable) Identity (Identidad)

9 Activity 6: Identifying Liquids 1.Read Introduction and Safety note. 2.Review PROCEDURE for each test: Table 1: Tests to Identify the Liquids (p. A23). 2.Demonstration: Flammability Test (teacher). 3.Follow Procedure, pp. A22 & A23. 4.Complete Data Table (on journal) 5.Clean up

10 Properties of Separated Liquids TestLiquid ALiquid B AppearanceTransparent, colorless, oily Transparent, orange Miscible in waternoyes Miscible in ethanolnoyes Contains waternoyes Corrosivenoyes ToxicnoYes Flammableyesno Identitymineral oiliron nitrate solution

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