Upon ingestion, grain alcohol, C2H6O, is metabolized into acetaldehyde, C2H4O, which is a toxic substance causing headaches as well as joint pains typical of a "hangover". Is the grain alcohol oxidized or reduced as it transforms into acetaldehy
A) The grain alcohol is reduced.
B) The grain alcohol is oxidized.
C) Some of the grain alcohol is oxidized and some is reduced to other products.
D) The grain alcohol is neither oxidized nor reduced.
B
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The best way to decrease the Total Fertility Rate in less developed countries (assuming that it is culturally feasible) may be
A. to send male politicians through gender sensitivity courses. B. to give women more work to do. C. to ensure that females have equal access to education as males. D. to restructure the economy from one based on agriculture to one based on industry.
Which element accounts for the largest percentage of the earth's crust?
A) carbon B) nitrogen C) oxygen D) silicon
On a global basis, water vapor is a constant, uniformly distributed gas in Earth's atmosphere
Indicate whether the statement is true or false
At what type of plate boundary would you expect to find a volcanic island arc?
A. oceanic-oceanic divergence B. continental-continental convergence C. continental-continental divergence D. oceanic-oceanic convergence E. continental-oceanic divergence