Write a balanced equation for the decomposition reaction described, using the sm

Question

Write a balanced equation for the decomposition reaction described, using the smallest possible integer coefficients. Pure hydrobromic acid decomposes to its elements. Write a balanced equation for the decomposition reaction described, using the smallest possible integer coefficients. When potassium perchlorate decomposes, potassium chloride and oxygen are formed. Write a balanced equation for the decomposition reaction described, using the smallest possible integer coefficients. When ammonium chloride decomposes, ammonia and hydrochloric acid are formed. Write the net ionic equation for the following molecular equation. Write the net ionic equation for the following molecular equation. HNO3 is a strong electrolyte. HCN is a weak electrolyte.

Explanation / Answer

1.

H+(aq) + CN-(aq) --> HCN(aq)

2.

Mg(s) + Fe2+(aq) --> Mg2+(aq) + Fe(s)

3.

NH4Cl (s) --> NH3(g) + HCl(l)

4.

2KClO3(s) --> 2KCl(s) + 3O2(g)

5.

2HBr(l) --> H2(g) + Br2(l)

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