Chemistry

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New answer posted

3 months ago

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S
Swayam Gupta

Contributor-Level 8

Alkanes, Alkenes, Alkynes, and Aromatics hydrocarbons are the four main hydrocarbons.

New answer posted

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Swayam Gupta

Contributor-Level 8

Hydrocarbons are organic compounds made of only carbon and hydrogen.

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A
alok kumar singh

Contributor-Level 10

Kindly go through the solution

 

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alok kumar singh

Contributor-Level 10

ΔG = ΔH – TΔS For spontaneity

ΔG = –ve

ΔS = + ve

ΔH = –ve

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alok kumar singh

Contributor-Level 10

S is a state function because its value depends only on the state of the system and not on how it is reached.Entropy is an extensive property because its value depends on the quantity of matter present in the system.

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alok kumar singh

Contributor-Level 10

Total kinetic energy associated with 'n' moles of  monoatomic gas is = 3/2 nRT

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Swayam Gupta

Contributor-Level 8

If a solution containing more than 0.9% salt is used, and we place blood cells in it, the water will flow out of the cells, and they will shrink. Such a solution is a hypertonic solution.

Similarly, if a solution contains less than 0.9% salt, the water will flow into the cells, and they will enlarge. 

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Swayam Gupta

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When more solute can be dissolved in a solution at a constant temperature, it is an unsaturated solution.

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Swayam Gupta

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When no more solute can be dissolved in a solution at a constant temperature and pressure, it is called a saturated solution.

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alok kumar singh

Contributor-Level 10

NH3 can be liquefied most easily due to presence of strong intermolecular H-bonding among NH3 molecules.

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