If the person standing in the doorway of the room represents earth, which ball will best represent the position of the sun compared to other stars in outer space A. ball1 B. Ball2 C. Ball 3 D. Ball4

When sand is coated with a layer of trimethylhydroxysilane, (ch3)3sioh, it repels water and can no longer get wet. hydrophobic sand (aka, magic sand) is fun to play with, but it can also have useful applications in agriculture to reduce water consumption. predict the geometry for the silicon atom in trimethylhydroxysilane.