The change of entropy $(d S)$ is defined as:

d S = \frac{δ q}{T}

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d S = \frac{d H}{T}

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d S = \frac{δ q_{r e v}}{T}

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d S = \frac{d H - d G}{T}

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Solution

The correct option is C $d S = \frac{δ q_{r e v}}{T}$
The entropy is the measure of disorder or randomness in a system. When a system changes from one state to another, the change of entropy, $d S$ is given by:

$d S = \frac{δ q_{r e v}}{T}$

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Similar questions

Q. Entropy change

= d s = \frac{h e a t a d d e d o r r e l e a s e d}{t e m p e r a t u r e}

We can say

d s = \frac{d Q}{T} .

If we plot entropy-temperature graph (S - T), then which of the curve resembles with carnot cycle?

Q. Solve the differential equation

\frac{d s}{d t} = - s + t

Q. If

t = {sin}^{- 1} 2^{s}

, then

\frac{d s}{d t}

is equal to

In an irreversible process taking place at constant T and P and in which only PV work is being done, the change in free energy (dG) and change in entropy (dS) satisfy the criteria:

Statements:

All Ds are As.

All As are Cs.

Conclusions:

I. All Ds are Cs.

II. Some Ds are As.

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The change of entropy (dS) is defined as:

The correct option is C dS=δqrevTThe entropy is the measure of disorder or randomness in a system. When a system changes from one state to another, the change of entropy, dS is given by:dS=δqrevT

The change of entropy $(d S)$ is defined as:

The correct option is C $d S = \frac{δ q_{r e v}}{T}$
The entropy is the measure of disorder or randomness in a system. When a system changes from one state to another, the change of entropy, $d S$ is given by:

$d S = \frac{δ q_{r e v}}{T}$