Respuesta :

Answer:

3 elements

Explanation:

Answer:

3 elements

Explanation:

[tex]4CO_2+6H_2O[/tex]

the elements that we see are

Carbon (C)

Oxygen (O)

Hidrogen (H)

Oxygen (O)

but it says DIFFERENT so we are counting two oxygens that are the same

so we only have

Carbo (C)

Oxygen (O)

Hidrogen (H)

hence there are only three different elements