Exam1Form A - Chemistry 101 First Exam - Version A Name _...

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Chemistry 101 Name _________________________________________ First Exam - Version A Winter 2006 Circle your Recitation Day and Time : W or H 2PM or 330PM Read all questions carefully. Show all work to receive full credit. 100 total points. K = o C + 273 N A = 6.022 x 10 23 1 atm = 760 mmHg o F = (9/5) o C + 32 1 lb = 453.6 g 1 gal = 4 qt. 1 L = 1.057 qt. 1 mile = 5280 ft 2.54 cm = 1 in. 1 ft = 12 in. 1 mile = 1.602 km 1 kg = 2.21 lb 1 Ǻ = 10 -10 m 1 cm 3 = 1mL Scores: 1-6 ____________ /24 7-12 ____________ /36 12. ____________ /20 13. ____________ /10 14. ____________ /10 Total ____________/ 100
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1-6 are worth 4 points each: 1. Label the following as a ( M )ixture, ( C )ompound, or ( E )lement: a) copper __________ b) sodium bromide __________ c) sea water __________ d) liquid mercury __________ 2. Which one of the following is a physical change? a) milk turning sour b) iron bar melting when heated c) battery cables corroding d) sugar turning brown when heated e) an egg being hard-boiled
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Exam1Form A - Chemistry 101 First Exam - Version A Name _...

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