1.- H2O
H 2 X 1 = 2/18*100 = 11.11%
O 1 X 16 = 16/18*100 = 88.88%
18g/mol
11.11 + 88.88 = 99.99% = 100%
2.- Ni(OH)2
Ni 1 X 58.7 = 58.7/92.7*100 = 63.32
O 2 X 16 = 32/92.7*100 = 34.51
H 2 X 1 = 2/92.7*100 = 2.15
92.7g/mol
63.32 + 34.51 + 2.15 = 99.98% = 100%
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