04:15Types of Matter: Elements, Compounds, and MixturesProfessor Dave Explains3454views27rank1comments
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04:353 States of Matter for Kids (Solid, Liquid, Gas): Science for Children - FreeSchoolFree School1819views4rank
Open QuestionClassify each of the following as an element, compound or mixture.a) Ammonia, NH3b) Gold barc) Orange juiced) Winee) Saline solution3894views47rank5comments
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?803views
Open QuestionBased on the given information, what is the best classification for this sample of crude oil?370views
Open QuestionWhich solution is a homogeneous mixture: sand and water, salt and water, salad dressing, or soil?423views
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.571views
Open QuestionWhat is the correct classification of a mixture in which both a solid and a liquid are visible?331views
Open QuestionWhich of the following is the correct representation of a mixture of an element and a compound?939views
Open QuestionUnlike an element, a(n) ________ may be separated through a physical process like filtration.322views
Open QuestionOne particular type of atom and it cannot be broken down into a simpler substance312views
Open QuestionA substance made up of two or more elements that have been chemically combined is called306views
Open QuestionA substance made of atoms of two or more different elements joined by chemical bonds.309views
Open QuestionA substance that cannot be broken down into other substances by ordinary chemical procedures is a(n)296views
Open QuestionWhen 1 carbon atom combines with 2 oxygen atoms, the resulting substance is called a(n)?292views
Open QuestionA(n) ____________________________________________ is a pure substance made of only one type of atom.349views
Open QuestionWhich of the following could be classified as matter? check all of the boxes that apply.350views