¿Cuál de las siguientes oraciones revela la idea central del texto? A la basura marina y los peligros que enfrentan las tortugas
B. la importancia de los combustibles fósiles para la producción de plástico
C. el exceso de plástico en la naturaleza y el daño que provoca a las personas
D. el daño en la vida marina y en el ambiente que producen las bolsas de plástico

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.

plants need sunlight, water, and carbon dioxide to make food. plants use the raw materials of water, nutrients they absorb from soil, and carbon dioxide to make sugars the plant can use. energy from the sun and chlorophyll are also needed.