"Superfund" sites are those that
A) have clear ownership and responsibility for contamination
B) have been abandoned by previous owners
C) have been cleaned up efficiently
D) contain contamination with organic wastes
B
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What lifestyle choice does Gandhi's principle of enoughness address and how does it help the environment?
What will be an ideal response?
Which of the following molecules is polar?
A. a B. b C. c D. All are polar. E. Only a and c are polar.
Which of the following is true when comparing the hydrolysis of amides in acidic solution with the hydrolysis of amides in basic solution?
A) Either the acid or base is a true catalyst of the hydrolysis reaction. B) Neither the acid nor the base is a true catalyst of the reaction. C) The acid is a true catalyst, but the base is a reagent and must be present in the appropriate stoichiometric amount. D) The base is a true catalyst, but the acid is a reagent and must be present in the appropriate stoichiometric amount.
Which of the following can drive up food costs?
A. Exporting food for higher profits B. Futures markets C. Floods, droughts, and storms D. Non-food end use of commodity crops, such as ethanol production from maize E. All of these can cause increases in the price of food.