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States Of Matter
States Of Matter
States Of Matter
States Of Matter
States Of Matter
States Of Matter
States Of Matter
States Of Matter
States Of Matter
States Of Matter
States Of Matter
States Of Matter
States Of Matter
States Of Matter
States Of Matter
States Of Matter
States Of Matter
States Of Matter
States Of Matter
States Of Matter
States Of Matter
States Of Matter
States Of Matter
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States Of Matter

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Explains how kinetic molecular theory affects phases and changes in states of matter

Explains how kinetic molecular theory affects phases and changes in states of matter

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  1. J na i Go le a d nza z-Lord
  2. Q: What is matter? Ma r isa tte nythingthat o c ie s a ea ha c up s p c nd s ms as
  3. what is meant by a state? "s te m a "p ic l ta " e ns hys a s te - s m thingtha ta ” o e t yo c n s ea /o fe l u a e nd r e m in s te o m tte o a ta s f a r r p s - s lid liq a ha e o , uid nd gs a s s nc o c ng sits ub ta e nly ha e p s , no itss ture ha e t truc
  4. Properties of states or phases of matter
  5. Or W t ism tte m d upo ha a r ae f?
  6. Huh? Brownian motion Wha s this t’ ? Ab ut 2 0ye rsa o aBritis o 0 a g, h b ta t b thena eo Ro e o nis y m f b rt Bro n, w slo kinga s m w a o t o e p lle g insthro h his o n ra ug m ro c p a re lis d tha the ic s o e nd a e t y w rem vinga o Furthe e o b ut. r inve tig tio s w d tha isw s s a n ho e t a thew te m le ule tha w re a r o c s t e b tingthep lle g insa o uffe o n ra b ut! Thisra o m tio o p rtic s nd m o n f a le w nt o to b kno n a Brownian e n e w s motion.
  7. Importance of Brownian motion Ma r ism d tte ae up o p rtic s f a le in c ns nt, o ta ra o m tio nd m o n
  8. Further investigation led to Kinetic Mo c r le ula The ry o
  9. Kinetic Molecular Theory (KMT)  Kine Ene y = m vinge rg tic rg o ne y  All m tte m d o p rtic s(m le ule , io o a m ) a r a e f a le o c s ns r to s  P rtic sin c ns nt m tio tova a le o ta o n ryingd g e e re s  All p rtic sha kine e rg to va a le ve tic ne y ryingd g e e re s  Thed g eo m tio isd p nd nt o thee rg o the e re f o n e e e n ne y f p rtic s a le  Thee rg o thep rtic sd te ine thes teo m tte ne y f a le e rm s ta f a r
  10. Key Assumptions of KMT  Thevo eo c ie b the lum c up d y Thefirs 2p intsa n’ t o re t m le ule isd tothes a ein o c s ue pc s tly true–s tric hhh! b tw e them le ule a no the e en o c s nd t m le ule the s lve . o c s me s  Noe rg islo t w n them le ule ne y s he o c s c llid w e c o r o thew lls o e ith a h the r a o the c nta r. f ir o ine  Sta o m tte isd p nd nt o b th te f a r ee e n o thekine e rg o them le ule tic ne y f o c s a w ll a thea c s e s ttra tivefo e rc s b tw e m le ule . e en o c s
  11. Ho d e KMT e la s lid , liq s w os xp in o s uid a gss nd a e ?
  12. Ho d e KMT e la w w g t fro w os xp in ho e e m s lid to liq to g s o uid a?
  13. Phase changes n aio t Me im Fre t n aio ltin ul sb ei zn lim g De g Sub Boiling C nd ns tio o e a n
  14. What are heating/cooling curves? Heating Curve Cooling Curve  Gra hic l re re e tio o p a p s nta n f  Gra hic l re re e tio o p a p s nta n f w t ha p nsw n as s nc ha p e he ub ta e w t ha p nsw n as s nc ha p e he ub ta e ishe te upo r tim a d ve e isc o do r tim o le ve e  Y-a –Te p ra xis m e ture  Y-a –Te p ra xis m e ture  X-a –Tim xis e  X-a –Tim xis e  Sho sm ltinga b iling w e nd o  Sho sc nd ns tio a w o e a n nd p ints o fre zingp ints e o  Sho s3p s s w ha e  Sho s3p s s w ha e
  15. Heating curves s Ga Ab ve m ltingp int, o e o Liq to g s uid a g s isfo e a rm d Bo iling p int o m e ture Be e n m ltinga b ilingp ints tw e e nd o o , uid Te p ra Liq s s nc re a liq ub ta e m ins uid So toliq lid uid Me lting p int o Be wm ltingp int, s lid isfo e lo e o o rm d lid So Time
  16. Heating curve for water am Ste Ab ve 10 °C g s o 0 , a At 10 °C w te turnsto 0 , a r w te tos a a r te m 10 ° C 0 (s a ) isfo e te m rm d s a te m Be e n 0 C a 10 °C w te re a tw e ° nd 0 , a r m ins tr ae At 0 C s lidturning ° , o liq uid W c m le ly toliq o p te uid p s ha e Ic tow te e a r 0 C ° Be w0 C s lid (ic ) isfo e lo ° , o e rm d Time I ce
  17. Cooling curves Ab vec nd ns tio o o e a n Ga s p int, g se ts o a xis . C nd ns tio o e a n Ga toliq s uid p int o Li qu Be e n c nd ns tio tw e o e a n id m e ture a fre zingp ints nd e o , s s nc re a liq ub ta e m ins uid Te p ra Fre zing e Liq to s lid uid o So p int o lid Be wfre zingp int, lo e o s lid isfo e o rm d Time
  18. Cooling curve for water St e Ab vec nd ns tio o o e a n am p int, g se ts o a xis . C nd ns tio o e a n Ste mto w te a a r p int o 10 ° C 0 W at Be e n c nd ns tio tw e o e a n er a fre zingp ints nd e o , w te e ts a r xis W te toic a r e 0 C ° Ice Fre zing e Be wfre zingp int, lo e o p int o ic isfo e e rm d

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