Chemistry, 23.04.2020 18:59 jazminpratt0311
How many kJ are required to heat 45.0 g of H20 at 25.0 degrees celsius and then boil it all away? (specific heat of liquid water is 4.18 J/g degrees celsius)
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Which best describes how johannes kepler developed his laws of planetary motion
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In a laboratory, 1.55mg of an organic compound containing carbon, hydrogen, and oxygen is burned for analysis. this combustion resulted in the formation of 1.45mg of carbon dioxide and .89 mg of water. what is the empirical formula for this compound?
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Calculate the energy required to ionize a hydrogen atom to an excited state where the electron is initially in the n = 5 energy level. report your answer in kilojoules
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How many kJ are required to heat 45.0 g of H20 at 25.0 degrees celsius and then boil it all away? (s...
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