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Q23: Vanadium ore contains two isotopes of vanadium,<sup>50</sup>V
Q114: Which compound contains only carbons and hydrogens?<br>A)methyl
Q115: Which of these elements is likely to
Q144: What is needed to balance the nuclear
Q152: Which element indicated on the above periodic
Q159: What is the oxidation state of the
Q160: Which of the following does not contain
Q166: The most important characteristic of carbon atoms
Q183: Which element of group 5A has the
Q228: The human body can synthesize _ amino