A polar molecule is a molecule whose ends have opposite electric charges. An example of a polar molecule is H2O or water. Water has 1 side which is positive and the other side which is negative. It is a dipole which means that the two sides are not having the same charges.
the physical and chemical properties of the products Are different from the reactants. This causes the changes to be seen, physical changes and chemical.
The original clothes with no detergent on it.
Its temperature will rise until reaching 0° C Its temperature will remain at 0° C until all the ice melts