Chemistry, 01.12.2020 22:40 lovebunfan
Do ypu think a rock have different chemical properties? How could you test this?
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What does the symbol (–hfus) indicate in a phase change?
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Which is the solubility product expression for caf2(s)?  [ca2+]/[f–]2  [ca2+][f2–]  [ca]+[f]2  [ca2+][f–]2
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Chemistry, 22.06.2019 22:30
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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Do ypu think a rock have different chemical properties? How could you test this?...
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