Study the heating curve shown.
which statement is best supported by the information in the
heating curve?
heating curve of a substance
temperature (cº)
at segment t-u, the substance changes from a liquid to a
gas and does not change temperature.
at segment t-u, the substance changes from a gas to a
liquid and changes temperature.
at segment q-r, the substance releases heat and
increases in temperature.
at segment q-r, the substance absorbs heat and
decreases in temperature.
heat added (j)