Calculate the total entropy change for the transition at 368K of 1mol of sulphur from the monoclinic to the rhombic solid state, if `DeltaH=-401.7J ,m

Question

Calculate the total entropy change for the transition at 368K of 1mol of sulphur from the monoclinic to the rhombic solid state, if `DeltaH=-401.7J ,m

Calculate the total entropy change for the transition at 368K of 1mol of sulphur from the monoclinic to the rhombic solid state, if `DeltaH=-401.7J ,mol^(-1)` "for the transition". Assume the surroundings tio be an ice-water bath at `0^(@)C`:
A. `-1.09 JK^(-1)`
B. `1.477 Jk^(-1)`
C. `0.38 JK^(-1)`
D. None of these

Monjur Alahi

4 views

2025-01-04 04:42

1 Answers

Related Questions

Compare the general characteristics of the first transition series of transition metals with those of the second and third transition series metals in

2 Answers 4 Views

`S_("rhombic")+O_(2)(g)toSO_(2)(g), DeltaH = -297 .5 kcal` `S_("monoclinic")+ O_(2)(g) to SO_(2)(g) , DeltaH = -300 kJ`

2 Answers 5 Views

if for a given substance , melting point is `T_(B)` and freezing point is `T_(A)` then correct variation of entropy by graph between entropy change an

2 Answers 8 Views

From the data of `DeltaH` of the following reactions `C(s)+1//2O_(2)(g) rarr CO(g), DeltaH=-110 kJ` and `C(s)+H_(2)O(g) rarr CO(g)+H_(2)(g), DeltaH=13

2 Answers 4 Views

Given the following entropy values ( in `JK^(-1) "mol"^(-1)`) at 298 K and 1 atm: `H_(2)(g):130.6, Cl_(2)(g):223.0, HCl(g): 186.7`. The entropy change

2 Answers 5 Views

For the reaction `F_(2)(g)+2HCL(g)rarr2HF(g)+C1_(2)(g)` `DeltaH^(@)` at `298K` is `-84.4Kcal` , `DeltaH^(@)f(HF)=-64.2Kcal//mol` `DeltaH^(@)f` for the

2 Answers 5 Views

Melting point of a solid is x K and its latent heat of fusion is 600 cal `mol^(-1)`. The entropy change for fusion of 1 mol solid is 2 cal `mol^(-1)K^

2 Answers 4 Views

If `{:(H_(2)+1//2O_(2)rarrH_(2)O",",,,,DeltaH= -68 kcal),(K+H_(2)OrarrKOH(aq)+1//2H_(2)",",,,,DeltaH= -48 kcal),(KOH+"water"rarrKOH(aq)"," ,,,,DeltaH=

2 Answers 4 Views

Entropy is a state function and its value depends on two or three variable temperature (T), Pressure(P) and volume (V). Entropy change for an ideal ga

2 Answers 5 Views

If `A=[1 2 3 3-2 1 4 2 1]` , then show that `A^3-23 A-401=0` .

2 Answers 4 Views

Salim Ahmed Kawsar · Accepted Answer · 2023-02-05T15:29:48+06:00

Salim Ahmed Kawsar

Correct Answer - C
`DeltaS_(("system")) =(1xx-401.7)/(368) =-1.09 JK^(-1)`
The ice -water both absorbs the `401.7 J mol^(-1)` at temperature `273 K`
`therefore" " DeltaS_("surrounding") = (1xx401.7)/(273) = 1.47 JK^(-1)` and `DeltaS_(("universe")) =- 1.09 + 1.47 = 0.38 JK^(-1)`

4 views Answered 2023-02-05 15:29