Lab 1: The latent heat of vaporization of liquid nitrogen
Goal
Review the physical concepts and relationships associated with the flow of heat into and out of materials.
Determine the latent heat of liquid nitrogen (LN).
Video
Heat transfer
Specific heat
Latent heat
Introduction
Experimental devices
Electric thermometers
copper cylinder
Water
Warm isolated cup
Stop watch
Electric balance
Liquid nitrogen
Contents
Calculate the total heat energy transferred to liquid nitrogen by the copper cylinder.
Get the your measured value of the latent heat of LN.
Questions
List various factors,especially errors in measurement and experimental work,which might affect your measured value.
What have you learned from this lab?
Reference
Lab Manual
Discussion