![]() Before proceeding with this or any other experiment students must sign the chemical lab safety form.įor each reaction in Part A and Part B record your observations, molecular equation, total ionic equation and net ionic equation. Make sure to write any evidence of a chemical reaction with sufficient detail to help you distinguish between similar precipitation reactions.Clean up all spills immediately! If contact with skin rinse with water for 15 minutes.Do non ingest any chemicals or inhale the vapors.Safety if you were to complete this lab in person: ![]() Compounds that do not dissolve in water remain a solid and indicated by "(s)". You might have heard that water is the universal solvent, however, water only dissolves substances that are hydrophilic (from the Greek "hydros" - water and "philia" - bonding or friendship). For example, NaCl(aq) present as individual ions Na and Cl - dissolved in water. In chemistry aqueous solution indicated by adding "(aq)" to the reactant formula. Rain, vinegar, orange juice are all examples of aqueous solutions that you come across in your everyday life.
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