me dicen que tengo que escribir 10 formulas quimicas y encontrales el peso molecular
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1. HNO₃
H: 1 x 1 g = 1 g/mol
N: 1 x 14 g = 14 g/mol
O : 3 x 16 g = 48 g/mol
Mm = 63 g/mol
2. H₂SO₄
H: 2 x 1 g = 2 g/mol
S: 1 x 32 g = 32 g/mol
O : 4 x 16 g = 64 g/mol
Mm = 98 g/mol
3. Al₂O₃:
Al: 2 x 27 g = 54 g/mol
O : 3 x 16 g = 48 g/mol
Mm = 102 g/mol
4.FeCl₃
Fe: 1 x 56 g = 56 g/mol
Cl: 3 x 35,5 g = 106,5 g/mol
Mm = 162,5 g/mol
5. KMnO₄
K: 1 x 39 g = 39 g/mol
Mn: 1 x 55 g = 55 g/mol
O : 4 x 16 g = 64 g/mol
Mm = 158 g/mol
6. KCl
K: 1 x 39 g = 39 g/mol
Cl: 1 x 35,5 g = 35,5 g/mol
Mm = 74,5 g/mol
7. Fe₂O₃
Fe: 2 x 56 g = 112 g/mol
O : 3 x 16 g = 48 g/mol
Mm = 160 g/mol
8. H₃PO₄
H: 1 x 3 g = 3 g/mol
P: 1 x 31 g = 31 g/mol
O: 4 x 16 g = 64 g/mol
Mm = 98 g/mol
9. Cl₂O₅
Cl: 2 x 35.5 g = 71 g/mol
O: 5 x 16 g = 80 g/mol
Mm = 151 g/mol
10. HClO₄
H: 1 x 1 g = 1 g/mol
Cl: 1 x 35.5 g = 35.5 g/mol
O: 4 x 16 g = 64 g/mol
Mm = 100.5 g/mol
H: 1 x 1 g = 1 g/mol
N: 1 x 14 g = 14 g/mol
O : 3 x 16 g = 48 g/mol
Mm = 63 g/mol
2. H₂SO₄
H: 2 x 1 g = 2 g/mol
S: 1 x 32 g = 32 g/mol
O : 4 x 16 g = 64 g/mol
Mm = 98 g/mol
3. Al₂O₃:
Al: 2 x 27 g = 54 g/mol
O : 3 x 16 g = 48 g/mol
Mm = 102 g/mol
4.FeCl₃
Fe: 1 x 56 g = 56 g/mol
Cl: 3 x 35,5 g = 106,5 g/mol
Mm = 162,5 g/mol
5. KMnO₄
K: 1 x 39 g = 39 g/mol
Mn: 1 x 55 g = 55 g/mol
O : 4 x 16 g = 64 g/mol
Mm = 158 g/mol
6. KCl
K: 1 x 39 g = 39 g/mol
Cl: 1 x 35,5 g = 35,5 g/mol
Mm = 74,5 g/mol
7. Fe₂O₃
Fe: 2 x 56 g = 112 g/mol
O : 3 x 16 g = 48 g/mol
Mm = 160 g/mol
8. H₃PO₄
H: 1 x 3 g = 3 g/mol
P: 1 x 31 g = 31 g/mol
O: 4 x 16 g = 64 g/mol
Mm = 98 g/mol
9. Cl₂O₅
Cl: 2 x 35.5 g = 71 g/mol
O: 5 x 16 g = 80 g/mol
Mm = 151 g/mol
10. HClO₄
H: 1 x 1 g = 1 g/mol
Cl: 1 x 35.5 g = 35.5 g/mol
O: 4 x 16 g = 64 g/mol
Mm = 100.5 g/mol
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