A metal is thought to be copper or gold. When 18 g of the
Chapter 2, Problem 86CQ(choose chapter or problem)
A metal is thought to be copper or gold. When 18 g of the metal absorbs 58 cal, its temperature rises by 35 °C. (2.5)a. What is the specific heat, in cal/g °C, of the metal?b. Would you identify the metal as copper or gold (see Table 2.8)?TABLE 2.8 Specific Heats of Some SubstancesSubstance(J/g °C)(Cal/g °C)Elements Aluminum, Al(s)0.8970.214Copper, Cus(s)0.3850.0920Gold, Au(s)0.1290.0308Iron, Fe(s)0.4520.108Silver, Ag(s)0.2350.0562Titanium, Ti(s)0.5230.125Compounds Ammonia, NH3(g)2.040.488Ethanol, C2H5OH(l)2.460.588Sodium chloride, NACL(s)0.8640.207Water, H2Ol4.1841.00
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