Asked by Phil
What is the Heat Change in kilojoules when 61.5 g of steam is cooled from 111 degrees C to 100 degrees C?
Answers
Answered by
DrBob222
q1 = heat released in cooling steam from 111 to steam at 100 C.
q1 = mass steam x specific heat steam x (Tfinal-Tinitial)
(Note: Tf = 100- and Ti = 111.
q2= heat released in condensing steam at 100 C to liquid water at 100 C.
q2 = mass x heat vaporization.
Total Q = q1 + q2.
q1 = mass steam x specific heat steam x (Tfinal-Tinitial)
(Note: Tf = 100- and Ti = 111.
q2= heat released in condensing steam at 100 C to liquid water at 100 C.
q2 = mass x heat vaporization.
Total Q = q1 + q2.
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