What explains the observation that elements in the same chemical group have similar chemical properties?

Describe the saponification process

The Bonds between adjacent water molecules are called what?

What would you use chromatography for?

Does distance have direction?

How would the conditions be different at earth's north and south pole's

Wind turbines can generate a great deal of electricity, and have become popular because there is no cost to use wind, wind turbines don't emit greenhouse gases and have several other benefits.

Salt concentration would be an example of what type of factor in an ecosystem? A. food production B. abiotic C. biotic

Describe haw serface area affects the rate of a reaction

Describe one of the major differences between oceanic crust and continental crust.

What occurs in an updraft A cool air from the east rises B cool air from the south rises C warm air from the south rises D warm air from the west rises