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Chemistry, 22.06.2019 06:30
The minerals found in bones are deposited by living cells called
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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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Chemistry, 23.06.2019 00:30
Element j is 1s 2s 2p 3s . (i) how many unpaired electrons does j have? (ii) is j a good oxidizing agent or a reducing agent? (iii) state reason for the answer.
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Chemistry, 23.06.2019 03:30
Name 3 types of energy you see being used as you look around a classroom
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Selec the pH value You would expect for each of these solutions....
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