February 27, 2017

Homework Help: Chemistry

Posted by Merlina on Tuesday, January 29, 2013 at 1:45am.

how to prepare and calculate 10%,20% and 30% of phosphoric acid from the concentrated? Meaning that if 10% = 10%phosporic acid+90% of water. let say i want to prepare in volume of 250ml.


Formula: H3PO4
Melting point: 42.35 °C
Density: 1.88 g/cm³
Molar mass: 98 g/mol

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