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Nivaldo J. Tro from Chemistry: A Molecular Approach, 3rd Edition. For More Practice 11.3 Suppose that 0.48 g of water at 25 degrees centigrade condenses on the surface of a 55 gram block of aluminum... What is the final temperature of the metal block?
Chemistry a Molecular Approach, 2nd edition, Tro, Chapter 19,Problem 93
A 1.50-L gas sample at 745 mm Hg and 25.0 degrees Celciuscontains 3.55% radon-220 by volume. Radon-220 is an alpha-emitterwith a half-life of 55.6 s. How many alpha particles are emitted bythe gas sample in 5.00 minutes?