Asked by charlo
how much heat is needed to change 20g mercury at 20c into mercury vapor at the boiling point
Answers
Answered by
DrBob222
What does dago tell us about the subject?
q1 = heat to move temperature Hg from 20 C to boiling point.
q1= mass Hg x specific heat Hg x (Tfnal-20).
q2 = heat to vaporize Hg.
q2 = mass Hg x heat vaporization.
total heat = q1 + q2.
Post your work if you need further assistance.
q1 = heat to move temperature Hg from 20 C to boiling point.
q1= mass Hg x specific heat Hg x (Tfnal-20).
q2 = heat to vaporize Hg.
q2 = mass Hg x heat vaporization.
total heat = q1 + q2.
Post your work if you need further assistance.
Answered by
krean gyu
jal
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