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2014-03-26T14:36:47+02:00
In 18 g H2O........2 g H
in x g H2O..........6 g H        x = 54 g H2O

in 17 g PH3.........3 g H
in y g PH3...........6 g H       y = 34 g PH3

in 62 g H2CO3........2 g H
in z g H2CO3.........6 g H      z = 186 g H2CO3

5 3 5