32Chapter OneChemicalFoundations13. Sketch two pieces of glassware: one that can measure volume tothe thousandthsplace and one that can measure volume only tothe ones place.14. You have a 1.0-cm3sample of lead and a 1.0-cm3sample of glass.You drop each in separate beakers of water. How do the volumesof water displaced by each sample compare? Explain.15. Sketch a magnified view (showing atoms/molecules)of each ofthe following and explain:a.a heterogeneousmixture of two different compoundsb. a homogeneousmixture of an element and a compound16.You are driving 65 mi/h and take your eyes off the road for "justa second." What distance (in feet) do you travel in this time?17.Consider the addition of 15.4 to 28. What would a mathemati-cian say the answer is? What would a scientist say? Justify thescientist'sanswer, not merely citing the rule, but explainingit.18.Considermultiplying26.2 by 16.43. Whatwoulda mathe-maticiansay the answer is? What would a scientistsay? Jus-tify the scientist'sanswer, not merely citing the rule, but ex-plaining it.
This is the end of the preview.
access the rest of the document.