Physics, 21.12.2019 01:31 kayleemiller5669
Asheet of gold weighing 12.0 g with an initial temperature of 15 °c is placed flat on a 20.0g plate of iron that has been heated to 55°c. what is the final temperature of both pieces of metal? the specific heat of iron is 0.449 j/g°c and the specific heat of gold is 0.129 j/g°c.
Answers: 2
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Which of the following correctly describes what happens when an atomic bomb explodes? small pieces of fissionable material are joined and form a body with a mass greater than the critical mass, the relative number of neutrons escaping decreases, and a chain reaction and explosion result. large pieces of fissionable matter are brought together quickly and form a body with a mass smaller than the critical mass, the relative number of escaping neutrons increases, and a chain reaction and explosion result.
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Asheet of gold weighing 12.0 g with an initial temperature of 15 °c is placed flat on a 20.0g plate...
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