True, Elements make up matter., An object will float if its density is less than the liquid’s density., In a periodic table, elements in the same column have similar qualities., In gases, the atoms or molecules are far apart., Metals can be mixtures of different elements., False, The mass of an object changes when it has been moved., Density is an example of a chemical property of an object., Atoms can be viewed with microscopes., All compounds are made by sharing electrons., The boiling point of a liquid changes with the amount of liquid., A solution is concentrated when it is not even close to being saturated.

chapter 11- True & False

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