Create assignment, 57112, Homework 22, Sep 01 at 2:55 pm
1
This
printout
should
have
7
questions.
Multiplechoice questions may continue on
the next column or page – find all choices
before answering.
The due time is Central
time.
Covers 17.617.7
Vaporize an Ice Cube
20:06, trigonometry, numeric,
>
1 min, nor
mal.
001
Given:
specific heat of water = 1 cal
/
(g
·
◦
C)
.
How much heat is required to vaporize a(n)
1 g ice cube initially at 0
◦
C? The latent heat
of fusion of ice is 80 cal
/
g and the latent heat
of vaporization of water is 540 cal
/
g. Answer
in units of cal.
Water to Ice
20:06, trigonometry, numeric,
>
1 min, nor
mal.
002
A 50 g ice cube at

20
◦
C is dropped into a
container of water at 0
◦
C .
How much water freezes onto the ice? The
specific heat of ice is 0
.
5 cal
/
g
·
◦
C and the
heat of fusion of is 80 cal
/
g. Answer in units
of g.
Water Equilibrium 03
20:08, trigonometry, numeric,
>
1 min, nor
mal.
003
A calorimeter contains 500 mL of water at
30
◦
C and 25 g of ice at 0
◦
C.
This preview has intentionally blurred sections. Sign up to view the full version.
View Full Document
This is the end of the preview.
Sign up
to
access the rest of the document.
 Spring '08
 Turner
 Thermodynamics, Energy, Work, Heat, Heat Transfer, 1 g

Click to edit the document details