7.2.1 - Test: English 10 A Semester Exam English 10 A / 7. Semester Review and Exam / 7.2. English 10 A Semester Exam
Which formula equation shows a reversible reaction? connections acadimey only

The formula equation that  shows   a  reversible  reaction  is

NH4Cl (s) ⇔ NH3 (g)  + HCl (g) ( answer  C)

           Explanation

Reversible  reaction  is  a chemical reaction    where the reactants form products , where in turn react together to form reactant   back.

The  reaction of  NH4Cl (s)⇔ NH3(g)  + HCl (g)  is a reversible reaction  since   NH4Cl  decompose to form NH3  and HCl which in  turn react together to form NH4Cl back .

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