Avogadro tells us that we have 6.023 x 10^23 SiO2 units per gram, so there would be 6.023 x 10^23 / 60 ≈ 1 x 10^22 SiO2 units in a gram of pure SiO2, and with SiO2 composed of 3 atoms<span>, that puts us at </span>3<span> x 10^22 atoms per gram of SiO2. Now, a grain of sand does not weigh 1 gram. It weighs less</span>
D.) A secondary pollutant caused by a chemical reaction between pollutants and light.
Answer:
a, d, c, b
Explanation:
I'm not sure how to explain but ik its right!! If not i'm so sorry.
interdependance can be defined as dependance upon each other...
Mitochondria is described as the power house of the cell, because it is the cell organelle that process the production of ATP, which is the energy source of the cell. Kreb's cycle occurs in the mitochondria, it is the process by which energy is generated inside the cell, leading to the production of ATP and carbon dioxide and water are given up as waste products.
