Gips palony to CaSO4*1/2H2OmCaSO4*1/2H2O=136u+9u=145u% H2O = (9/145)*100% = 6,2% H2O
CaSO₄[tex]\cdot[/tex]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
