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

does radiation need a phase of matter to travel with?
Tu as quels cours le jeudi matin?
Emma uses a 250 meter roll of crepe paper to make streamers. How many dekameters of creme paper does emma use?
Please help with Algebra 1
how do you say theatre in Spanish
in what area of Europe were the majority of warsaw pact countries
how can you write 0.45 as fraction and a percentage ,please show work
Angela has 24 golf balls and 18 golf clubs. She wants to sell packages of balls and paddles bundled together. What is the greatest number of packages she can se
Compliant is to stubborn as excited is to
This natural landmark was created by the natural forces of erosion. What is its correct name and location?