pureoakgaming pureoakgaming
  • 06-05-2021
  • Chemistry
contestada

consider the unbalanced chemical equation hf + al -> alf3 + h2. when coefficients are added to balance the equation, which two substances have a coefficient of two?

a. hf
b. alf3
c. h2
d. al

Respuesta :

tinukeomonusi tinukeomonusi
  • 06-05-2021

Answer:

a

Explanation:

because you need to add 2 to to hf to make it equal to h2

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