Use the drop-down menus to select the organic compound model being described. 1. Shows valence electrons
2. Shows chemical composition but no structure:
3. Is used most for hydrocarbons; shows lines and functional groups only:
4. Shows each line represented as a pair of shared electrons but is not truly three-dimensional:
5. Shows three dimensions but no interior bonds:
6. Is used in kits and shows a general shape:

What three natural resources are found in the great lakes region

Name the intersection of plane bpq and plane cpq.

The human activities in two locations are described below: location a: rampant use of plastic containers location b: excessive use of pesticides and fertilizers which statement is most likely true? location a will have poor air quality because plastic is biodegradable. location a will experience water scarcity because plastic absorbs moisture. the population of honeybees will increase in location b because production of crops will increase. the population of fish in location b will decrease because the water is contaminated.