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Q5: What is the oxidation number of cobalt
Q21: Given the pK<sub>a</sub> values for phosphoric acid
Q54: Metals with _ electron configurations characteristically form
Q63: Draw a diagram of the short-hand ground
Q76: Replacement of CaO by PbO in soda-lime
Q85: What is the cathode in the hydrogen
Q87: Name the compound, Ca[AlH<sub>4</sub>]<sub>2</sub>.
Q96: What is the correct coefficient for the
Q123: How many d electrons are in the
Q128: What are the principal components used in