Which of the following prefixes would show up in the name for SF6? Hexa, penta, tetra, hepta, and mono

What reaction is taking place? 02 + c3h8 = h20 + co2

Which of the following words describe the reality that the universe looks the same from various perspective

The solubility of barium nitrate is 9.02 g/100 g h2o at 20°c. a 15.2 g sample of barium nitrate is added to 200.0 g of water at 20°c. is the solution saturated, unsaturated, or supersaturated? a. unsaturated b. saturated c. supersaturated