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Calcium & Water LAB. Page 151. Reactants Products. 1. calcium + water gas (?) + liquid (?) g as + flaming splint ? l iquid + phenolphthalein ? w ater + phenolphthalein ?. Report. Introduction
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Calcium & Water LAB Page 151
Reactants Products 1. calcium + water gas (?) + liquid (?) • gas + flaming splint ? • liquid + phenolphthalein ? • water + phenolphthalein ?
Report • Introduction • a brief description (one short paragraph) of the purpose of the lab • Procedure • Describe step by step what you did in past passive tense. • “The test tube was filled with tap water.” • Observations = Q9 • Descriptions of all materials and reactions • Discussion • See next slide • Conclusion • Brief summary of your findings • References • Textbook plus at least 2 other sources, APA format
Discussion (see page 151) • Q10 = purpose of splint test? • Q11 = purpose of phenolphthalein test? • What is phenolphthalein? • How does the colour change help to identify the liquid product? • Q12 = what evidence indicated chemical changes were happening? • Q13 = why is it unsafe to touch Ca metal (be specific) • Write word and balanced chemical equations for reactions #1 (Ca + H2O) and #2 (splint test).
