Prep the perimeter. Hand-sand or palm-sand the perimeter of the floor with coarse 180-grit sandpaper. Rub out 4 to 6 inches (10.2 to 15.2 cm) from the edge of the baseboard so that you're sure to cover the areas your mechanical floor sander can't get to. To make a wood paste, mix sawdust with a small amount of white glue to create a paste. 2  Apply paste over the nails with a putty knife and allow to harden before sanding flush with the rest of the floor.
How is an endothermic phase change different from an exothermic phase change? An endothermic phase change is when the substance absorbs energy from its surroundings (melting, vaporization). In an exothermic phase change the substance releases energy tâ¦o its surroundings (freezing, condensation).. 10 people found this useful. Norvellwisdom. 12,735 Contributions.
Endothermic Chemical Reactions. the reaction of barium hydroxide octahydrate crystals with dry ammonium chloride. dissolving ammonium chloride in water. the reaction of thionyl chloride (SOCl2) with cobalt(II) sulfate heptahydrate. mixing water and ammonium nitrate. mixing water with potassium chloride.