1. Select three (3) from the following energy resources: a. Fossil Fuen b. Electrochemical Cells c. Geothermal d. Hydroelectric e. Wind f. Solar Cells g. Biomass 2. After choosing, research and answer the following questions in essay form. a. How is that type of energy resource being harnessed? b. What are the advantages and disadvantages of using hydroelectric energy? You may answer in terms of efficiency of use, availability, hazards, environmental effect, price, etc

What is the number of atoms in 3.54 mol s

The bond energy for the van der waals bond between two helium atoms is 7.9×10−4ev. assuming that the average kinetic energy of a helium atom is (3/2)kbt, at what temperature is the average kinetic energy equal to the bond energy between two helium atoms

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.