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

Select the answer that best completes this sentence: Soy una persona _______, no soy paciente. impaciente delgada simpática interesante
If an element has 9 electrons, how many of them will be in the 2nd energy level?
In 1679, New Hampshire was established as a _______ colony.        A. proprietor   B. religious   C. corporate   D. royal
Select all that apply which of the following cells would not divide using mitosis?
Write an equation of the line in point slope form that passes through points -16,8 and 4,-2
7 questions in affirmative and negative
why was the free coinage of silver was to weak
I'm having trouble in school but my mom won't let me be home schooled
complementary angles always sum to
the actual amount of money you take home is