Answer:
A
Explanation:
Lanthanides share the following common properties: Silvery-white metals that tarnish when exposed to air, forming their oxides. Relatively soft metals. Hardness increases somewhat with higher atomic number.
Get on mathpapa is shows you the answer and how to explain it
SO2 is a polar molecule because Oxygen gains more electrons making one side more negative than the other.
Answer:
Answer. 600 g CaCl2 would be required to make 2 L of a 3.5 M solution.
Answer:
im pretty sure 2+
Explanation:
subtract the electrons from the protons