Which energy change occurs during boiling? 83
Some heat energy of the substance is lost.
Heat energy of the substance remains the same.
Most heat energy of the substance is lost.
Heat energy is absorbed by the substance.

in chemistry, a solution’s concentration is how much of a dissolvable substance, known as a solute, is mixed with another substance, called the solvent. the standard formula is c = m/v, where c is the concentration, m is the mass of the solute dissolved, and v is the total volume

mark him as !

water at room temperature is flowing through a pipe with pressure taps located 10 ft apart along one section of the pipe, which are connected to a mercury (s=13.6) manometer.