Chem_Lab3 - A Research Questions 1 What are the components of a soap 2 With which salts does soap form a precipitate B Observations And Results The

Chem_Lab3 - A Research Questions 1 What are the components...

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A. Research Questions 1. What are the components of a soap? 2. With which salts does soap form a precipitate? B. Observations And Results The forming of Soap Steps in the synthesis Observation Combined reactants in beaker Ethanol moistened oil with NaOH creating homogeneous reaction Began heating reactants Separation of oil on surface and clear substance below; puffy bubbles formed with heat Completed heating reactants Solution formed a creamy white pudding like mixture NaCl added Clumpy heterogeneous mixture Solution is vacuum filtered Disappearing foam from soap DI water added Hardened soap, making it less airy Reactions of Soap with different ions Reaction with… NaCl Observations Nothing changed; solution stayed constant Equation for chemical Reaction + ¿ ( aq ) + NaCl ( aq ) ¿ Na ¿ + ¿ ( aq ) + NaCl ( aq ) → RCOO ¿ ¿ Na ¿ RCOO ¿ FeCl 3 Observations Color change, foggy pale yellow Equation for chemical reaction + ¿ ( aq ) + FeCl 3 ( aq ) ( RCOO ) 3 Fe ( aq ) + 3 NaCl ( aq ) ¿ Na ¿ 3 RCOO ¿ CaCl 2 Observations

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