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CHE 170 E001 Chapter 1 Journal Assignment Name: 1. Define physical change and chemical change. 4 points State which type of change occurs in each of the following statements: a. Passing an electric current through molten magnesium chloride and gaseous chlorine. b. The iron in discarded automobiles slowly forms reddish brown, crumbly rust. 2. A one-step conversion is sufficient to convert a temperature in the Celsius scale to the Kevin scale but not to the Fahrenheit scale. Explain.1.5 points 3. When you convert feet to inches, how do you decide which part of the conversion should be in the numerator and which in the denominator. 1.5 points
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Chapter 1 Journal Assignment Name: