Your friend Paul says that the helium used to
Chapter 13, Problem 74(choose chapter or problem)
Your friend Paul says that the helium used to inflateballoons is a product of radioactive decay. Your mutualfriend Steve says no way. Then theres your friend Alison,fretful about living near a fission power plant. Shewishes to get away from radiation by traveling to the highmountains and sleeping out at night on granite outcroppings.Still another friend, Michele, has journeyed to themountain foothills to escape the effects of radioactivityaltogether. While bathing in the warmth of a natural hotspring, she wonders aloud how t
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