Respuesta :
Answer:
2 NaOH(aq) + H2SO4(aq) ⇒ Na2SO4 (aq) + 2 H2O(l)
Explanation:
a) 2,1,1,2
When dissolved sodium hydroxide reacts with hydrogen sulfate, aqueous sodium, sulfate, water, and heat are formed.
This reaction is known as Neutralization reaction. Since a base and acid reacts together to produce a salt.
Lets, write balanced chemical equation:
- 2NaOH + H₂SO₄→ Na₂SO₄+ 2H₂O +Heat
As we see, the number of each atom on reactants is same as number of each atom on product. Thus this chemical equation is balanced.
Therefore, option a) is correct.
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