If you were grading an exam about water, which statement would lose points?
Ans: Hydrogens have partial negative charges
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Wastewater plants are usually constructed to handle both domestic and industrial wastes
Indicate whether the statement is true or false.
Fungi are ecologically important for all of the following reasons, except
A. They break down organic materials and return them to the ecosystem. B. All can exist in symbiotic relationships. C. Some can ferment and produce bread, beer, wine, cheese, and soy sauce. D. Some cause diseases in plants and animals. E. They can break down lignin.
In the equation ?G'o = nF ? ?E'o, ________.
A. when the difference in reduction potentials between the electron donor and electron acceptor is small, the yield of free energy is great B. the difference between the reduction potentials of the redox participants is inversely proportional to the change in free energy C. the greater the difference in standard reduction potentials between the electron donor and electron acceptor, the greater the free energy available to do work D. the greater the difference in reduction potentials of the participants of the redox reaction, the smaller the energy yield to the surroundings
Which of the following is a gastropod?
a. clam. b. snail. c. squid. d. octopus.