Asample of hydrogen has an initial temperature of 50.°
c. when the temperature is lowered to -...
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How many moles of oxygen gas are produced from the decomposition of six moles of potassium chlorate
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Which statement best summarizes the importance of ernest rutherford’s gold foil experiment? it proved that all of john dalton’s postulates were true. it verified j. j. thomson’s work on the atomic structure. it showed that an electron circles a nucleus in a fixed-energy orbit. it showed that a nucleus occupies a small part of the whole atom.
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Apropane torch is lit inside a hot air balloon during preflight preparations to inflate the balloon. which condition of the gas remains constant
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