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Entropy is the Measurement of Randomness in the 'molécules Ha state of matter. D As Eu soled state the molecules are well defined and have proper position , Thus Randomness is dess. Iless entropy. o As in liquid state the molecules are not well packed .
Remdomness more. I more entopy thein solids D bases are not well defined · Thees (mgrimum entropy YA obert bouched -> lentropy indeels © @ change is liquid - Soled (entropy decrease] 2. NaCº Alace 4 cºss J From I mole of solid to 2 mele of liquid. Centropy increased) © Expansion of gas from 2bar to Ibar; Voleme is increased. Thues more Randomness ( exhefs eval) @ cooling from 100% to 25.
At high Temp., molecules are in high speed motion. The chave high Randombers, atillow Hemp), molecular motion decreases, Randomness deeleased. sentropy decreases)
@ Crystallizing a protein; Means we are arranging the molecules in a Precise Smecture Centropy decreasel) Meat I shrinks) Tubing shrinks - Wolume decreases. (entropy decreases) ® gas to solid change. entropy decrease.
Tosa-me, @ NO NZD gas to liquid change more Randomness to lers Randomness Thus entropy decreases → as = -ue] © ICH OH gs +692 g) - Cag) +250 les 1 tsp mi a la mole gas. ] 11 mole gas less Randomness. more Rendom ness Thus The natue of entropy decreases. IAS > -ue] @ @sez 9) ► 20, 4)[email protected] ) JA S= the 2 mole Ymdes less Random hers more randonners 2 1 2 3
@ The ginen Reaction is ; CACCH,) ON 16% -> 412) cgj +5 MOCJ 225.7 205.2 213.8 70.0 AS Reaction can be calcedated by a Espardenet Eskesetant. I asken = {59-ESR | Espo sum of entropies of Product Esgo sum of entropies of Reactant Asa xn = (4x Socos + G + SHO) -( 5° buitenol +685%) = (4x 213.8 + 5x 70.0) - ( 225.7 + 6x205.2 +(855.2 + 350 ) - ( 225.7 + 1231.2) - ( 1205.2) - ( 1456.9) Inshen 2 -251.7 J/mol-k | olk Hi Ans.
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