tangvenus1168 tangvenus1168
  • 03-04-2022
  • Chemistry
contestada

1. How many joules of heat are necessary to melt 500 g of ice at its freezing point?

Please show work!

Respuesta :

tristen1234 tristen1234
  • 03-04-2022

Answer:

40 kcal

Explanation:

Heat required to melt

1 g

of ice at

0°C

is approximately

80 cal

. This is also called latent heat of fusion of ice.

For

500 g

of ice

Q

=

500

g

×

80

cal

g

=

40000 cal = 40 kcal

Answer Link

Otras preguntas

What are three ways you can correctly cite research?
How do we know that the moths envolved
Who passed the Navigation Acts a what were they meant to control?
The elements in group 17 of the periodic table are all called halogens. All halogens have the same atomic number. atomic mass. number of possible isotopes. numb
Jhon jogged 5 Miles on Thursday 6 to 50 miles of Friday and 3.4 miles on Saturday how many miles does Jhon have to run in order to run 70 miles for the week _ p
Nancy created a graph to predict the pay she will take home after taxes are taken from her income. using the information on the graph what is the constant of pr
What is the benefit of employing an ethics officer?
Which expression is represented from the diagram? A. -6 - (-4)B. -6 -4 C. -10 -4 D. -10 - (-4)​
A point where two or more angle bisector meet is called ?
Why is it important to use color when preparing a presentation aid?