What is the formula mass of #Mg(NO_3)2#?

1 Answer
anor277
Jan 21, 2018

Have you not got a Periodic Table in front of you?

Explanation:

There should be one. Magnesium metal has an atomic mass of #24.3*g*mol^-1#; nitrogen has an atomic mass of #14.10*g*mol^-1#; and oxygen has an atomic mass #16.0*g*mol^-1#.

Can you tell us the molar mass of magnesium nitrate now?

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