3. A.) Aldrich chemical company reports the melting point of a substance to be 82.0 "C. When you measure the melting point of this pure substance, you see the substance begin to melt at 79 "Cand it finishes melting when the temperature reads 83 "C. What number(s) should you record in the notebook? B.) The melting point of an impure compound will always be (higher, lower, or the same) and occur over a (narrower, broader, or similar) temperature range when compared to its pure form. (CIRCLE THE PROPER ANSWERS)

3. A.) Aldrich chemical company reports the melting point of a substance to be 82.0 "C. When you measure the melting point of this pure substance, you see the substance begin to melt at 79 "Cand it finishes melting when the temperature reads 83 "C. What number(s) should you record in the notebook? B.) The melting point of an impure compound will always be (higher, lower, or the same) and occur over a (narrower, broader, or similar) temperature range when compared to its pure form. (CIRCLE THE PROPER ANSWERS)

World of Chemistry, 3rd edition

3rd Edition

ISBN:9781133109655

Author:Steven S. Zumdahl, Susan L. Zumdahl, Donald J. DeCoste

Publisher:Steven S. Zumdahl, Susan L. Zumdahl, Donald J. DeCoste

Chapter2: Matter

Section: Chapter Questions

Problem 25A

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