Chemical or Physical Change Laboratory #2 Formal Lab Write-up.

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Presentation transcript:

Chemical or Physical Change Laboratory #2 Formal Lab Write-up

Due Mon Nov 8 th The pre-lab 1.Hypothesis  predict whether a physical or chemical change will occur  Use your previous experiences in the lab or do research to back up your answer. 2.Observations Tables  Create a table to show initial and final observations for each experiment.

Experiment 1 Aluminium + Sodium Hydroxide

Experiment 2 Sodium Hydroxide + sugar + Potassium Permanganate

Experiment 3 Aluminium + Copper Chloride

Experiment 4 Magnesium + Hydrochloric Acid

Experiment 5 Phenolphthalein + Sodium Hydroxide

Experiment 6 Calcium Chloride + Water

Experiment 7 Polysaccharide Carbohydrate Solution + Iodine

Experiment 8 Sodium Hydroxide + Cobalt Chloride

Experiment 8 Potassium Permanganate + Water

Due Nov 22 nd : Must include: Title Page Introduction Purpose Hypothesis Materials Procedure Data/Observations Conclusion

Go over previous lab chemical or physical? Heating of Cobalt Chloride

chemical or physical? Addition of Lead chloride to Potassium Iodide

chemical or physical? Addition of zinc metal to sodium hydroxide

chemical or physical? Addition of glucose solution + water

chemical or physical? Addition of carbonyldiamine to water

chemical or physical? Addition of acetic acid to bromothymol blue

chemical or physical? Addition of cupric nitrate crystal to water

chemical or physical? Addition of iodine solution to polysaccharide carbohydrate

chemical or physical? Heating of Magnesium Sulphate Heptahydrate

Common lab faux-pas

The pre-lab Hypothesis Observations Table

Must include: Title Page Introduction Purpose Hypothesis Materials Procedure Data/Observations Conclusion

Previous Lab Experiments…

Experiment 1 Aluminium + Sodium Hydroxide

Experiment 2 Sodium Hydroxide + sugar + Potassium Permanganate

Experiment 3 Aluminium + Copper Chloride

Experiment 4 Magnesium + Hydrochloric Acid

Experiment 5 Phenolphthalein + Sodium Hydroxide

Experiment 6 Calcium Chloride + Water

Experiment 7 Polysaccharide Carbohydrate Solution + Iodine

Experiment 8 Sodium Hydroxide + Cobalt Chloride

Experiment 9 Potassium Permanganate + Water