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MBA, Ph.D in Management
Harvard university
Feb-1997 - Aug-2003
Professor
Strayer University
Jan-2007 - Present
••52 Suppose 12.0 g of oxygen (O2) gas is heated at constant
atmospheric pressure from 25.0 C to 125 C. (a) How many moles
of oxygen are present? (See Table 19-1 for the molar mass.)
(b) How much energy is transferred to the oxygen as heat? (The
Â
ILW
molecules rotate but do not oscillate.) (c) What fraction of the heat
is used to raise the internal energy of the oxygen?
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