Which of the following sets of coefficients correctly balances the following chemical equation? Al(OH)3 Al2O3 + H2O 2; 1; 3 2; 2; 3 3; 1; 2 2; 1; 2

Respuesta :

The important thing when you balance the chemical equation is the same element need to have the same atom number. So the balanced equation is 2Al(OH)3=Al2O3+3H2O. The answer is 2,1,3.