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Name: David BirchfieldCollege ID:Thomas Edison State UniversityGeneral Chemistry I (CHE-111)Section no.:Semester and year: Summer/2016Written Assignment 1: Introduction and MeasurementAnswer all assigned questions and problems, and show all work.1.Do the following statements describe chemical or physical properties? (10 points)a.Oxygen gas supports combustion.b.Fertilizers help to increase agricultural production.c.Water boils below 100°C on top of a mountain.d.Lead is denser than aluminum.e.Uranium is a radioactive element.2.Classify each of the following as an element, a compound, a homogeneous mixture, or a heterogeneous mixture: (7 points)a.water from a well-homogenous mixtureb.argon gas- elementc.sucrose-compoundd.air-compunde.dirt-heterogenous mixturef.a rusty iron nailg.ozone-molecule
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Chemistry,Kilogram,Litre,Chemical substance,Chemical compound,Thomas Edison State College