Note: Ice(s) -> Ice(l) => It's compression because ice in solid form has cage like structure and has more volume but in case of ice it's in the form of liquid. so, volume gets reduced. Thus, work done is considered to be positive.
@@sbqueen5741 the ice molecules have a cage like structure with vacant space between them in which air is trapped. this increases the volume of the ice, which in turn decreases its density. (You may have seen Ice floating in water).
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Ans: Solid to Gas is expansion : W is done by the sys so -ve .. Thank you Thalaivaa.......❤
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Note:
Ice(s) -> Ice(l)
=> It's compression because ice in solid form has cage like structure and has more volume but in case of ice it's in the form of liquid. so, volume gets reduced. Thus, work done is considered to be positive.
But how?? The amount of water is increased and also the space occupied also increased then it could be a expansion
@@sbqueen5741 the ice molecules have a cage like structure with vacant space between them in which air is trapped. this increases the volume of the ice, which in turn decreases its density. (You may have seen Ice floating in water).
@@MARTIAN_07 Yes u are right made it wrong tnks for the explanation
@@MARTIAN_07thanks bro 👍🏻
But question is water in solid to water vapour 😅 so definitely volume increases therefore work done is -ve
All the very best to all of you my dearest friends for the upcoming exam .never back down 💪
Pin pls ❤
Sir pls make more videos like theese, they are really helpful
Shortest wavelength for balmer=4/R
Please make More Videos like This Daily Basis sir 😢😢😢
Really helpful tqsm sir❤
Pls continue like this sir
S sir
Solid contains no space .. and gases have much space and hence it undergoes expansioni.e work done is -ve
1- -ve
2- 3646 in case of hydrogen
Thank you sooo much sir......I am a big fan of you ❤❤❤
Ans.1- solid to gas- expansion
Work done by the system -ve
Ans.2- shortest wavelength in balmer series=2/R=1823.0A•
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@@narutostories69 ayein?
Thank you ........
So muuch froom thee botttoom of heeeart......
Exppeectinng daily viideeos lliike thiss........
This series is very much helpful sir.. please continue and thanks a lot
Lamda min for balmer series is 4/R
I m getting 2=R.lamda
For balmer lemda min. Is 1/4R
Sir please upload like this continuously sir its really useful for us💯
Thank you so much sir..,plzz continue more videos like this sir..,
Thanks alot sir this series is helping a lot sir 🙏
Do more videos like this sir
It is Very helpful to us
Very very helpful 😊😊❤❤❤❤😊❤😊
Lamda min in case of balmer is 4/R
Thank u sir amazing session. Pls do more such videos ❤
W = - ve (expansion)
Sir crystal field theory synopsis needed sir pls consider
Thank you sir❤ pls do more such videy
Please do more such videos !!!! Please sir
2:57 work done is negative
On 3 question value of w is( -ve) expansion
Thank you sir❤❤❤
Continue this sir ❤❤
Thank you so much sir ♥️🫀🫶
Solid to gas work is done by the system ie expansion so -ve
Thank you sir ❤❤🎉
W=-ve Expansion (solid - gas)
4×10*-7m
6:32 4/R
Tq so much sir
sign of w ="-ve''; shortest lambda of balmar 3647 A
S to l expansion occurs so therefore work is done by the system and w= -ve
Ese legendry teacher mujhe pehle q nhi mile😢😢
Thank you sir
W=Negative bcx of Expansion
Work expansion(-ve)
Thnk u❤❤
Tq sir❤❤❤❤
Series limit in balmer is 3646Å
Work should be negative
Work is negative in physics
-negative work done sir
listening to this and practicing questions can help me to get 120 marks? or should i listen to lectures?
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Sir your batch name please!?
10 number ka bhee question nahi aya isme se 😆😆 likhne ko kuch bhee likh denge
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1 q: w by system
Tmrw is neet
Sir please do like this videos please
Sir kindly do the same for organic chemistry reactions pls
W=-ve sign
Lamda min is 4 /R
W=-ve
4*10-⁷m
negative work
20 marks sure??
W = - ve
Work is negative
Sir please stop fooling students
Thank you so so so so much. These short videos are very very useful 🌺💐
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W = -ve
Tq sir❤