Chem 101 Final Exam!!! Questions With Complete Solutions.

Chem 101 Final Exam!!! Questions With
Complete Solutions.
Consider wa wneutral watom wwith w30 wprotons wand w34 wneutrons. wThe wnumber wof welectrons win wthis watom
wis?




A. w30

B. w32

C. w34

D. w64

E. w94 w- w w w wcorrect wanswer.A. w30



Identify wthe wnoble wgas win wthe wfollowing wlist.



A. woxygen

B. wHelium

C. wChlorine

D. wGold w

E. wNitrogen w- w w w wcorrect wanswer.B. wHelium



The wformation wof wa wgas wresulting wfrom wthe wescape wof whigh-energy wparticles wfrom wthe wsurface wof wa
wliquid wis wknown was.




A. wdeposition w

B. wevaporation

C. wmelting

D. wBoiling

E. wsublimation w- w w w wcorrect wanswer.B. wEvaporation

, Which wof wthe wfollowing wis wa wmeasurement wof wmass win wthe wmetric wsystem?



A. wmilliliter

B. wKilogram

C. wmeter

D. wCelsius w

E. wcentimeter w- w w w wcorrect wanswer.B. wkilogram



When wsolid wis wconverted wdirectly wto wa wgas, wthe wchange wof wstate wis wcalled



A. wsublimation

B. wcondensation

C. wboiling w

D. wmelting w

E. wfreezing w- w w w wcorrect wanswer.A. wsublimation



Which wof wthe wfollowing wis wan wexample wof wa wphysical wchange?



A. wdigesting wa wcheeseburger

B. wburning wcoal w

C. wgrinding wcoffee wbeans

D. wconverting wwater wto whydrogen wand woxygen w

E. wbaking wa wcake w- w w w wcorrect wanswer.C. wgrinding wcoffee wbeans



Helium wis wa(n)



A. whomogeneous wmixture w

B. welectron