When water is converted into ice, its entropy

When water is converted to ice, its entropy_____.

When ozone is converted to oxygen then entropy

At 0^(@)C and normal pressure, the enthalpy of fusion of ice is 334.7J*g^(-1) . At this temperature and pressure, if 1 mol of water iis converted into 1 mol ice, then the change in entropy of the system will be-

When a liquid substance is converted to solid substance its entropy