Answer:
29.88 g/mol
Explanation:
Lithium has molar mass of 6.94 g/mol and oxygen has weight of 16 g/mol. Since there are 2 lithium, Li would be 13.88 g/mol and 13.88+16=29.88 g/mol
Answer:
Boron and/or Polonium
Explanation:
In the periodic table, you can see a stair-stepped line starting at Boron (B), atomic number 5, and going all the way down to Polonium (Po), atomic number 84. Except for Germanium (Ge) and Antimony (Sb), all the elements to the left of that line can be classified as metals.
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