Odpowiedź :
Mg(OH)2+H2SO4--->MgSO4+2H2O
Mg+H2SO4--->MgSO4+H2
MgO+H2SO4--->MgSO4+H2O
MgO+SO3--->MgSO4
Mg(OH)2+SO3--->MgSO4+H2O
mCaSO4*4H2O=40u+32u+4*16u+4*18u=208 u
Mg(OH)2+H2SO4--->MgSO4+2H2O
Mg+H2SO4--->MgSO4+H2
MgO+H2SO4--->MgSO4+H2O
MgO+SO3--->MgSO4
Mg(OH)2+SO3--->MgSO4+H2O
mCaSO4*4H2O=40u+32u+4*16u+4*18u=208 u