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Name: Brandon UptonCollege ID:Thomas Edison State UniversityGeneral Chemistry I with Labs (CHE-121)Section no.:Semester and year: Feb 2020Written 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)1.Oxygen gas supports combustion.1.chemical2.Fertilizers help to increase agricultural production.1.chemical3.Water boils below 100°C on top of a mountain.1.physical4.Lead is denser than aluminum.1.physical5.Uranium is a radioactive element.1.physical(Reference: Chang 1.11)2.Classify each of the following as an element, a compound, a homogeneous mixture,or a heterogeneous mixture:(7 points)1.water from a well1.compound2.argon gas1.element3. sucrose1.compound4. air1.homogeneous5. dirt1.heterogeneous6.a rusty iron nail1.heterogeneous7. Ozone1.compound1Copyright © 2017 by Thomas Edison StateUniversity. All rights reserved.
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Term
Spring
Professor
Khurana
Tags
Kilogram, Chemical substance, Chemical compound, Thomas Edison State College

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