mass (m) = ? , volume = 18.0 ml , density = 1.42 g/ml .

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Answer:
Molecules are made up of atoms and are the smallest parts of compounds that still have properties. Atoms are the smallest parts of elements that still have properties.
Explanation:
Answer:
There would be three Lithium atoms per one Nitrogen atom.
3:1
Li3N (Lithium Nitride)
Explanation:
Group 15 elements usually have 5 valence electrons, and every atom wants to have a full valence shell of valence electrons. So, nitrogen can get three electrons from each Lithium atom in order to get a full octet.
Answer:
the answer is c I took the test
Answer:
The metal that spontaneously reacts with NiCl₂ is Zn solid.
Explanation: