Which processes directly connect the ocean to the water cycle? Condensation and runoff
Precipitation and melting
Evaporation and condensation
Evaporation and precipitation

During chemistry class, carl performed several lab tests on two white solids. the results of three tests are seen in the data table. based on this data, carl has concluded that substance b must have bonds.

What term is missing from the central region that describes hypotheses, theories, and laws? popular predictable mathematical falsifiable

If a molecule with a molecular formula of c13h18 is treated with an excess of h2 in the presence of finally divided pt metal under conditions required for maximum hydrogenation of the molecule to give a molecule with a formula c13h24, how many rings are in the molecule?