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

Which statement about the graph of the quadratic function is NOT true?
Which general staff member directs management of all incident-related operational activities.
Suppose you invest $7500 at an annual interest rate of 4.2% compounded continuously. How much will you have in the account after 2 years? Round the solution to
What is Supply Chain?
Determine the value of c such that f(x,y) = c(x 2y), x = 1, 2
X buys goods on credit from Y. what is the name for the document used by X to settle the liability to Y?A. ChequeB. Credit note C. ReceiptD. Statement of accoun
In m + 8, the variable can have any value.In m + 8 = 12, the variable m can have any value and be a solution.
If using the method of completing the square to solve the quadratic equation x^2+5x+4=0x 2 +5x+4=0, which number would have to be added to "complete the squar
What would be the long-term consequence of chartering a national bank, according to Thomas Jefferson? A. It would increase the national debt and make it impossi
The region r is enclosed by the curves y=4-4x2 and y=0