1. Escribe el polinomio que hace falta en cada operación. A. (– 8m3 + 4m2 – 3) + = - 6m3 – 8 m + 5 b. (3x2y – 4xy2 – 7x) – = - 9x2y + 5xy2 – 8x c. (7a6 – 5a4 + a2 – 9a) – (4a6 – 6a5 + 15) =

2h2o2--> 2h2o + o2

this reaction is of the spontaneous decomposition of hydrogen peroxide down into water and oxygen.

add 2 molecules of hydrogen peroxide and 2 molecules of water. since oxygen is naturally diatomic, the total number of atoms of each element is now the same on both sides of the equation so it is balanced.

this may not be entirely correct but let me know.

the answer would be a

i think is conclusions.i think so

gasoline is a mixture. it contains several different kinds of compounds that can be present in a variety of ratios.