pre lab 3 - saldana (avs387) Pre-lab 3 Lyon (90255) 1 This...

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Unformatted text preview: saldana (avs387) Pre-lab 3 Lyon (90255) 1 This print-out should have 15 questions. Multiple-choice questions may continue on the next column or page find all choices before answering. 001 10.0 points All changes in phase are 1. physical changes. 2. chemical changes. 3. chemical reactions. 4. chemical properties. 002 10.0 points How will the results of Part 1 of the exper- imental procedure help you with identifying your unknown solutions? 1. By the time we are finished with the 55 reactions in Part 1, we will be so familiar with the 11 known solutions that we will be able to recognize the five unknown solutions on sight. 2. When we see a reaction occur between two unknowns in Part 2, we can find the identical result from the reactions between the known solutions in Part 1, and that will tell us which two reactants were involved in the reaction in Part 2. 3. The quantitative analysis of Part 1 will make the qualitative analysis of Part 2 simpler and easier....
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pre lab 3 - saldana (avs387) Pre-lab 3 Lyon (90255) 1 This...

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