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How many kilometers in 25000000 meters? How many subzero °F days are recorded on average in Fairbanks, AK a year? If sin (x-a)= ksin (x+a), a) express tan x in terms of k and α
b) find values of x between 0 to 360 when k=0.5 and a=210? Today's economy, what's standing in the way of natural filling of voids in economic physics symmetry balance? How can there by a synthesis reaction to convert 2-butanol to butane using 1) H3PO4, heat and/or 2) H2, Pd/C? Please explain. Thanks.?