oblicz zawartość procentową H2O W GIPSIE PALONYM

Gips palony to CaSO4*1/2H2O mCaSO4*1/2H2O=136u+9u=145u % H2O = (9/145)*100% = 6,2% H2O

CaSO₄[latex]cdot[/latex]½H₂O<----gips palony Ca=40u S=32u O₄=4*16u=64u CaSO₄=40u+32u+64u=136u H₂=2*1u=2u O=16u ½H₂O=½*2u*16u=½*18u=9u   CaSO₄*½H₂O=136u+9u=145u   145u----->100% 9u------>x x=9u*100%/145u x=6,21%<---H₂O