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kirza4 [7]
2 years ago
12

Calculate the molecular mass of the element

Chemistry
1 answer:
lina2011 [118]2 years ago
6 0

Answer:

Mg (NO3)2

24 + 2×(14+ 3×16)

24+2×(14+48)

24+2×(62)

24+ 124

=148g

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