In which of the following cases entropy decreases? (A) Solid changing to liquid (B) Expansion of...

Channel:
PW Solutions
Subscribers:
447,000
Published on ● Video Link: https://www.youtube.com/watch?v=EUijyIhi_CY


Duration: 2:15
4 views
0

In which of the following cases entropy decreases?
(A) Solid changing to liquid
(B) Expansion of a gas
(C) Crystals dissolve
(D) Polymerisation .
📲PW App Link - https://bit.ly/YTAI_PWAP
🌐PW Website - https://www.pw.live



Other Videos By PW Solutions


2022-12-21For an exothermic reaction energy of activation is \( 8 \mathrm{cal} \mathrm{mol}^{-1} \). The h...
2022-12-21How many compound give positive Tollen's test? D-Glucose, D-Fructose,
2022-12-21When a mixture of 10 mole of \( \mathrm{SO}_{2}, 15 \) mole of \( \mathrm{O}_{2} \) was passed o...
2022-12-21Chemical reactions are usually exothermic or endothermic. A balanced thermochemical equation inv...
2022-12-21Match the items of column I with appropriate entries of column II. Each item of column I may hav...
2022-12-21सभी \( n \in \mathrm{N} \) के लिए गणितीय आगमन सिद्धांत के प्रयोग द्वारा सिद्ध कीजिए कि: \( x^{2 ...
2022-12-21Chemical reactions are usually exothermic or endothermic. A balanced thermochemical equation inv...
2022-12-21Match the items of column I with appropriate entries of column II. Each item of column I may hav...
2022-12-21In a closed insulated container a liquid is stirred with a paddle to increase the temperature. W...
2022-12-21\( \mathrm{Al}_{2} \mathrm{O}_{3} \) can be converted to anhydrous \( \mathrm{AlCl}_{3} \) by he...
2022-12-21In which of the following cases entropy decreases? (A) Solid changing to liquid (B) Expansion of...
2022-12-21The gas in a refrigerator causes cooling on expansion because: (A) work done by the gas is conve...
2022-12-21Internal energy and pressure of a gas of unit volume are related as: (A) \( P=\frac{2}{3} U \) (...
2022-12-21Helium can be excited to the \( 1 s^{1} 2 p^{1} \) configuration by light of \( 58.44 \mathrm{~n...
2022-12-21Which of the following compounds will undergo cannizaro reaction? (A) Content not found (B) Cont...
2022-12-21What weight of \( \mathrm{CaCO}_{3} \) must be decomposed to produce the sufficient quantity of ...
2022-12-21युग्मकों के बनने के लिए किस प्रकार का कोशिका विभाजन होता है? इस विभाजन का महत्व बताएं।
2022-12-21Assertion (A): Boric acid is a monobasic acid. Reason (R): Boric acid contains three \( \mathrm{...
2022-12-21सभी \( n \in \mathrm{N} \) के लिए गणितीय आगमन सिद्धांत के प्रयोग द्वारा सिद्ध कीजिए कि:
2022-12-21\( 44 \mathrm{~g} \) of a sample on complete combustion gives \( 88 \mathrm{gm} \) \( \mathrm{CO...
2022-12-21संतति में नर एवं मादा जनकों द्वारा आनुवंशिक योगदान में बराबर की भागीदारी किस प्रकार सुनिश्चित की...