Test Bank for Basic Chemistry 4th Edition by Timberlake

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   Full fle at hps://testbanku.eu/ Test Bank for Basic Chemistry 4th Edition by Timberlake Complete downloadable file at: https://testbanku.eu/Test-Bank-for-Basic-Chemistry-4th-Edition-by-Timberlake 1.1 Multiple Choice Questions1) Water, H2O, is an example of a(n) ________. A) chemical) soli!C) a#e$) electric char%e&) elementAns er' AOecti#e' 1.1*loal' *22) +n this list, hich sustance can e classifie! as a chemical A) salt) sleepC) col!$) heat&) temperatureAns er' AOecti#e' 1.1*loal' *2-) One example of a chemical use! in toothpaste is ________. A) chlorine) sulfur C) caron !ioxi!e$) calcium caronate&) su%ar Ans er' $Oecti#e' 1.1*loal' *2) Which of the follo in% is /O0 a chemical A) salt) ater C) li%ht$) caron !ioxi!e&) su%ar Ans er' COecti#e' 1.1*loal' *2 1Copri%ht  231 4earson &!ucation, +nc.   Full fle at hps://testbanku.eu/ 5) 6o!ium fluorophosphate is a chemical use! in toothpaste to ________. A) ma7e the paste hite) !isinfect the toothrushC) 7eep the paste from spoilin%$) remo#e pla8ue&) stren%then tooth enamelAns er' &Oecti#e' 1.1*loal' *29) Chlorofluorocarons are ro7en !o n in the atmosphere  ________. A) nitro%en !ioxi!e) o:oneC) iron$) ox%en&) ultra#iolet li%htAns er' &Oecti#e' 1.1*loal' *2;) When a part of the o! is inure!, sustances calle! ________ are release!. A) aspirins) pain relie#ersC) nitro%en oxi!es$) chlorofluorocarons&) prosta%lan!insAns er' &Oecti#e' 1.1*loal' *2<) 0he pro!uction of smo% from the chemical /O re8uires ________. A) nitro%en) chlorineC) ater $) ox%en&) C=CsAns er' $Oecti#e' 1.1*loal' *2>) Chlorofluorocarons are !estructi#e to the ________. A) o:one pro!uce! at %roun! le#el in traffic) ater in the upper atmosphereC) nitro%en !ioxi!e in smo%$) o:one laer in the upper atmosphere&) copper in telephone irin%Ans er' $Oecti#e' 1.1*loal' *2 2Copri%ht  231 4earson &!ucation, +nc.   Full fle at hps://testbanku.eu/ 13) 0itanium !ioxi!e is a chemical use! in toothpaste to ________. A) ma7e the paste hite) !isinfect the toothrushC) 7eep the paste from spoilin%$) remo#e pla8ue&) stren%then tooth enamelAns er' AOecti#e' 1.1*loal' *211) Which of the follo in% is a chemical A) su%ar ) heatC) li%ht$) noise&) a a#eAns er' AOecti#e' 1.1*loal' *212) 0he first step in the scientific metho! is ________. A) usin% technolo%) ma7in% oser#ationsC) formin% a hpothesis$) !oin% experiments&) proposin% a theorAns er' Oecti#e' 1.2*loal' *11-) $$0 is a tpe of ________. A) herici!e) poison %asC) plant$) insectici!e&) metalAns er' $Oecti#e' 1.2*loal' *2 -Copri%ht  231 4earson &!ucation, +nc.   Full fle at hps://testbanku.eu/ 1) $$0 as a %oo! pestici!e ecause ________. A) it ha! lo toxicit to animals) it as cheap to prepareC) it as toxic to man insects$) it ha! lo toxicit to humans &) all the ao#eAns er' &Oecti#e' 1.2*loal' *215) ?ou notice that there is more traffic et een < an! > in the mornin%. 0his oul! e a(n) ________. A) oser#ation) hpothesisC) experiment$) theor&) all the ao#eAns er' AOecti#e' 1.2*loal' *119) 0here is more traffic et een < an! > in the mornin% ecause most people start or7 at >. 0his oul! e a(n) ________. A) oser#ation) hpothesisC) experiment$) theor&) all the ao#eAns er' Oecti#e' 1.2*loal' *11;) +n or!er to enhance our learnin% in chemistr, ou shoul! not ________. A) stu! a little e#er !a) form a stu! %roupC) %o to office hours$) e an acti#e learner &) ait until the ni%ht efore the exam to stu!Ans er' &Oecti#e' 1.-*loal' *2 Copri%ht  231 4earson &!ucation, +nc.
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