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how many molecules, elements, and total atoms are present in the following chemical formula? Mg(NO3)2
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how many molecules, elements, and total atoms are present in the following chemical formula? Mg(NO3)2

User Neonamu
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1 Answer

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1 molecule. the coefficient tells you that and since there isn't one then it's 1 molecule.
There is 3 elements. Mg= 1 atom N=2 atoms O=6 atoms. The total number of atoms is 9.

To put it simple
1 molecule
3 elements
9 atoms
User Stu Gla
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8.0k points
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