Patyrickagustin797 Patyrickagustin797
  • 02-01-2020
  • Physics
contestada

Calculate the heat energy needed to change the temperature of 2 kg of copper from 10°C to 110°C. heat = Kcal

Respuesta :

Pharero Pharero
  • 02-01-2020

Answer:

18.4 kcal

Explanation:

ΔQ = m c Δ t

where ΔQ is heat energy supplied in kcal , m is mass in kg , c is specific heat capacity which is 0.092 kcal / (kg C°) ,  Δ t = 110-10= 100C°

ΔQ = 2×0.092×100 = 18.4 kcal

Answer Link
DeanGulberry2176 DeanGulberry2176
  • 13-11-2020

Answer:

heat = 20 Kcal

Explanation:

Answer Link

Otras preguntas

What does it mean to follow ethical principles?
a company considering outsourcing must realize that the solution can be only as good as the outsourcing firm that provides the service.
What conversion factor between cubic inches and cubic yards
how do chaucer's views of suffering differ from dante's?  a. chaucer's characters experience suffering when they are younger so they can learn from their mista
What amount of capital can eskom raised
The sum of two numbers is 54. The larger number is 16 more than the smaller number. What are the numbers?
Compare the steepness of the following functions. How does F3 compare to F1
The angles of a triangle add up to 180 degrees. The second angle is 20 degrees larger than the smallest angle. The third angle is 3 times as big as the smallest
Correct the errors and fill in the blanks by completing the square.
calculate the density of a liquid with a total mass of 88.30 grams and a volume of 165.0 milliliters.