NaN3 (s) + Fe2O3(s) Na2O (s) + Fe(s) + N2 (g)

Use the table to identify the phase and phase changes of the elements under the given conditions. write the name of the substance, phase, or phase change. when the temperature in a room increases from 25°c to 33°c, changes from a solid to a liquid. in a lab, methane and nitrogen are cooled from -170°c to -200°c. the methane freezes and the nitrogen . when gold is heated to 2,856°c it changes from a liquid to a .

If two objects at different te,peraure are in contact with each other what happens to their temperature

The appropriate concentration for an iodine sanitizer is