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Predicting Relative Sizes of Atomic and Ionic RadiiArrange

Chemistry: The Central Science | 12th Edition | ISBN: 9780321696724 | Authors: Theodore E. Brown; H. Eugene LeMay; Bruce E. Bursten; Catherine Murphy; Patrick Woodward ISBN: 9780321696724 27

Solution for problem 3PE Chapter 7

Chemistry: The Central Science | 12th Edition

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Chemistry: The Central Science | 12th Edition | ISBN: 9780321696724 | Authors: Theodore E. Brown; H. Eugene LeMay; Bruce E. Bursten; Catherine Murphy; Patrick Woodward

Chemistry: The Central Science | 12th Edition

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Problem 3PE

Problem 3PE

Predicting Relative Sizes of Atomic and Ionic Radii

Arrange Mg2+ , Ca2 + , and Ca in order of decreasing radius

Which of the following atoms and ions is largest: S2 - , S, O2 - ?.

Step-by-Step Solution:
Step 1 of 3

SarahStewart BIOL1040 Exam3notes Chapter43:ReproductionandEmbryonicDevelopment Lecturegiven3/29/16 HumanReproduction: • Bothspeciesmusthaveasetofgonads,ductsforgametetransport,and structuresforcopulation MaleReproduction: • Testesproducespermandmalehormones • Epididymisstoresspermastheydevelop • Multipleglandscontributetosemen:theseminalvesicles,theprostategland, andthebulbourethralglands • Duringejaculation:spermisexpelledfromthepenis,glandssecreteintothe urethra,andsemenisformedandexpelled • Spermproductionisregulatedbyanegativefeedbacksystem • Involvesthehypothalamus,anteriorpituitary,andthetestes • Testesistheorganaffectedbythesehormones;producespermandandrogens (sexhormonesthatcauselowervoice)oncemalereachespuberty • LHistheluteinizinghormonethatactsuponthecellsinthetestes,andFSHisthe folliclestimulatinghormonethatmakesthetestesproducetestosterone;these twohormonescomefromthefemalereproductivesystem FemaleReproduction: • Meanttocarryapregnancy SarahStewart BIOL1040 Exam3notes • Hormonessynchronizecyclicchangesintheovaryanduterus,approximately every28days;canbesynchronizedwithotherfemales • Thiscycle’spurposeistoprepareawomenforapregnancy,greatvariation betweeneverywoman • ThehypothalamussignalstheanteriorpituitarytosecreteFSHandLH o LH–stimulatesgrowthoffollicle,promotesovulationanddevelopment ofcorpusluteum o FSH–stimulatesgrowthoffollicle • Triggerthegrowthofanovarianfollicleandovulation • Afterovulation,thefolliclebecomesthecorpusluteum • Thecorpusluteumsecretsestrogenandprogesteronewhich o Stimulatetheendometrium(uterinelining)tothicken o Preparetheuterusforimplantation o Inhibitthehypothalamus,whichreducesFSHandLH–negativefeedback loop • Onlyabout30%ofimplantationsaresuccesses,mostimportanttimeinthe reproductivecycle • Iftheeggisfertilized,embryoreleaseshormonesthatmaintaintheuterine lining:menstruationdoesnotoccur o Embryonicstageisthefirstthreemonthsofpregnancy SarahStewart BIOL1040 Exam3notes o Remaining2stagesarethefetaldevelopmentstage,embryobegins takingonhumancharacteristics • Iftheeggisnotfertilized,thedropinLHshutsdownthecorpusluteumandits hormones;menstruationistriggeredandthehypothalamusandpituitaryforma newfollicle–estrogen/progesteronenolongerinhibitingthis MenstrualCycle • Beginswithovulation;generallyoccursaroundday14 • LHandFHSlevelsspike,whichstimulatesthefollicletobereleasedandtogrow • Thefolliclegrowsandsecretesestrogen;oncethecorpusluteumisformedby thefollicle,itsecretesprogesteroneandestrogen • Estrogenandprogesteronepromotetherapidthickeningoftheuterinewall o Estrogen-lowlevelsinhibitpituitary,highlevelsstimulatehypothalamus o Progesterone–maintainendometrium,highlevelsinhibithypothalamus andpituitary–sharpdropspromotemenstruation • Iftheeggisnotfertilized,theliningissloughedoffandthisiswhatcauses menstrualbleeding Chapter45:PopulationandCommunityEcology Lecturegiven3/31/16 • Populationecologyisconcernedwithchangesinpopulationsizeandfactorsthat regulatepopulationsovertime,suchasimmigrationandemigration o Toomanypeopleonthisearthtomaintainasustainableenvironment SarahStewart BIOL1040 Exam3notes • Populationsincreasethroughbirthandimmigrationtoanareaanddecrease throughdeathandemigrationoutofanarea Population–agroupofindividualsofasinglespeciesthatoccupythesamegeneral area;fromareproductiveviewitisagroupofindividualsthatsharecommongenepool Populationdynamics–theinteractionsbetweenthebiotic(living)andabiotic(nonliving) factorscausesvariationinpopulationsizes • Individualsinapopulationrelyonthesameresources,areinfluencedbythe sameenvironmentalfactors,andarelikelytointeractandbreedwitheachother • Populationmaybedescribedbythenumberanddistributionofindividuals • 46.2millionlivinginpovertyintheUS(below$27,000)–mostresourcesare consumedbyrelativelyfewpeopleindevelopedcountries Populationdensity–thenumberofindividualsofaspeciesperunitareaorvolume;i.e. numberofoaktreespersquarekilometerinaforest • Ecologistsuseavarietyofsaplingtechniquestoestimatepopulationdensities, notalwayseasytodetermine • Animalsmovearoundanddensitiesvaryinapopulation’srange,soyoucantbe completelyconfidentinadensitynumber Capture-recapture–samplingmethodthatmakestheassumptionsthatmarkinghasno effectonmortality,markinghasnoeffectonthelikelihoodofbeingcaptured,andthat thereisnoimmigrationoremigrationbetweenthesamplingtimes SarahStewart BIOL1040 Exam3notes Dispersionpattern–thewayindividualsarespacedwithinanarea;canbeclumped, nearlyuniform,orrandom Lifehistorypattern–asetofadaptionsthatinfluencesurvival,fertility,andtheageat firstreproduction;asetofconditionspertainingtoanindividual’sscheduleof reproduction,summarizedinlifetables/survivorshipcurves • Lifetables o Trackage-specificpatterns o Populationdividedintoagecategories o Birthandmortalityratescalculatedforeachagecategory o Eachspecieshasacharacteristiclifespan,notallachieveit • Survivorshipcurves–usedtoplotacohort’sage-specificsurvivalinahabitat o TypeI–highsurvivorshipuntillateinlife,thenalargeincreaseindeath; elephants,humans o TypeII–reflectafairlyconstantdeathrateatallages;lizards,small mammals,largebirds o TypeIII–deathratehighestearlyon,speciesthatproducemanysmall offspringanddolittleparenting;invertebrates

Step 2 of 3

Chapter 7, Problem 3PE is Solved
Step 3 of 3

Textbook: Chemistry: The Central Science
Edition: 12
Author: Theodore E. Brown; H. Eugene LeMay; Bruce E. Bursten; Catherine Murphy; Patrick Woodward
ISBN: 9780321696724

The full step-by-step solution to problem: 3PE from chapter: 7 was answered by , our top Chemistry solution expert on 04/03/17, 07:58AM. This textbook survival guide was created for the textbook: Chemistry: The Central Science, edition: 12. Chemistry: The Central Science was written by and is associated to the ISBN: 9780321696724. The answer to “Predicting Relative Sizes of Atomic and Ionic RadiiArrange Mg2+ , Ca2 + , and Ca in order of decreasing radiusWhich of the following atoms and ions is largest: S2 - , S, O2 - ?.” is broken down into a number of easy to follow steps, and 35 words. This full solution covers the following key subjects: arrange, atomic, atoms, decreasing, ionic. This expansive textbook survival guide covers 49 chapters, and 5471 solutions. Since the solution to 3PE from 7 chapter was answered, more than 316 students have viewed the full step-by-step answer.

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Predicting Relative Sizes of Atomic and Ionic RadiiArrange