Question

answer it.................... ​

Answer 1

$\underline{\underline{\huge\mathfrak{your\:answer}}}$

step-by-step explanation:

Formula used here are,

sodium hydroxide = NaOH

Hydrochloric acid = HCl

Sodium chloride = NaCl

Water = H2O

Heat = ∆ (delta)

Ammonium hydroxide = NH3OH

Ammonium chloride = NH3Cl

Hydrogen Carbonate = H2CO3

Sodium Carbonate = Na2CO3

all the reaction are shown in the attachments.

kindly refer to it.

Answer 2

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(a)

$\sf{Sodium\:Chloride}$ + $\sf{\underline{Water}}$ + $\sf{\underline{Heat}}$


(b)

$\sf{\underline{Ammonium\:Chloride}}$ + $\sf{Water}$ + $\sf{\underline{Heat}}$


(c)

$\sf{\underline{Sodium\:Carbonate}}$ + $\sf{\underline{Water}}$ + $\sf{Heat}$


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