04:15Types of Matter: Elements, Compounds, and MixturesProfessor Dave Explains3361views27rank1comments
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04:353 States of Matter for Kids (Solid, Liquid, Gas): Science for Children - FreeSchoolFree School1676views4rank
Open QuestionClassify each of the following as an element, compound or mixture.a) Ammonia, NH3b) Gold barc) Orange juiced) Winee) Saline solution3796views48rank5comments
Multiple ChoiceConsider the following data obtained by decomposing samples of carbon dioxide, CO2, into its component elements. Mass of CO2 and Components Sample Mass CO2 Mass C Mass O2 1 44.00 g 12.00 g 32.00 g 2 22.00 g 6.00 g 16.00 g 3 88.00 g 24.00 g 64.00 g Which of the following statements is consistent with this data?739views
Open QuestionBased on the given information, what is the best classification for this sample of crude oil?307views
Open QuestionWhich solution is a homogeneous mixture: sand and water, salt and water, salad dressing, or soil?361views
Open QuestionIn the following images, the white spheres represent hydrogen atoms and the red spheres represent oxygen atoms. classify each sample as an element, a compound, or a mixture.507views
Open QuestionWhat is the correct classification of a mixture in which both a solid and a liquid are visible?261views
Open QuestionWhich of the following is the correct representation of a mixture of an element and a compound?872views
Open QuestionUnlike an element, a(n) ________ may be separated through a physical process like filtration.263views
Open QuestionOne particular type of atom and it cannot be broken down into a simpler substance257views
Open QuestionA substance made up of two or more elements that have been chemically combined is called244views
Open QuestionA substance made of atoms of two or more different elements joined by chemical bonds.243views
Open QuestionA substance that cannot be broken down into other substances by ordinary chemical procedures is a(n)218views
Open QuestionWhen 1 carbon atom combines with 2 oxygen atoms, the resulting substance is called a(n)?241views
Open QuestionA(n) ____________________________________________ is a pure substance made of only one type of atom.280views
Open QuestionWhich of the following could be classified as matter? check all of the boxes that apply.280views