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Ammonia

The chemical ...

Question

The chemical used for cooling in refrigeration is:

C O_{2}

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N H_{4} O H

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N H_{4} C l

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liq.

N H_{3}

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Solution

The correct option is C liq. $N H_{3}$

Its vaporization property, ammonia is an used as a refrigerant. It was used earlierto the use of chlorofluorocarbons (Freons). Anhydrous ammonia is widely used in industrial refrigeration.

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Similar questions

(A), (B), (C)

(D)

(A) + N a O H H e a t ⟶ N a C l + N H_{3} + H_{2} O

N H_{3} + C O_{2} + H_{2} O ⟶ (B)

(B) + N a C l ⟶ (C) + N H_{4} C l

(C) H e a t ⟶ N a_{2} C O_{3} + H_{2} O + (D)

A

N H_{4} C l

D

C O_{2}

B

C

+ N a O H \to N a C l + N H_{3} + H_{2} O

N H_{3} + C O_{2} + H_{2} O \to (B)

+ N a C l \to (C) + N H_{4} C l

\to N a_{2} C O_{3} + H_{2} O + (D)

N H_{4} C l \to N H_{3} + H C l

N a C l + H_{2} O + C O_{2} + N H_{3}

\to

N H_{4} C l + X

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