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An aqueous solution has a pH of 2.7. Calculate the pOH of the aqueous solution.
Answers: 1
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Select the word from the list that best fits the definition the nuclear family into which a person is born or adopted.
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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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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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Scientists discovered fossils in several layers of the earth you see here. they found fossils of algae, snails, and clams in layer d. given that information, where do you think they found fossil evidence of simple land plants and amphibians?
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An aqueous solution has a pH of 2.7. Calculate the pOH of the aqueous solution....
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