True about conversion of monomer to polymer is
Density changes from 1.19g/cm3 to 0.9 and volume shrinkage is 21%
Density changes from 1.19g/cm3 to 0.9 and volume shrinkage is 7%
Density changes from 0.9g/cm3 to 1.19 and volume shrinkage is 21%
Density changes from 0.9g/cm3 to 1.19 and volume shrinkage is 7%