Advertisements
Advertisements
Question
_______ is defined as the amount of heat required to raise the temperature of 1kg of a substance by 1°C.
Advertisements
Solution
Specific heat capacity is defined as the amount of heat required to raise the temperature of 1kg of a substance by 1°C.
APPEARS IN
RELATED QUESTIONS
Calculate the mass of ice required to lower the temperature of 300 g of water 40°C to water at 0°C.
(Specific latent heat of ice = 336 J/g, the Specific heat capacity of water = 4.2J/g°C)
The temperature of 170 g of water at 50°C is lowered to 5°C by adding a certain amount of ice to it. Find the mass of ice added.
Given: Specific heat capacity of water = 4200 J kg-1 °C-1 and specific latent heat of ice = 336000 J kg-1.
How much heat energy is released when 5.0 g of water at 20℃ changes into ice at 0℃? Take specific heat capacity of water = 4.2 J g-1 K-1, Specific latent heat of fusion of ice = 336 J g-1.
What is the specific heat capacity of melting ice?
Give one example where high specific heat capacity of water is used as cooling.
A piece of iron of mass 2.0 kg has a heat capacity of 966 J K-1. Find its specific heat capacity in S.I unit.
Will the value of specific heat’capacity and specific latent heat of a substance change if the scale is °F instead of °C?
Calculate the amount of heat released when 5.0 g of water at 20°C is changed into ice at 0°C.
(Specific heat capacity of water = 4.2 J/g°C
Specific latent heat of fusion of ice = 336 J/g)
Solve the following problem.
What is the specific heat of metal if 50 cal of heat is needed to raise 6 kg of the metal from 20°C to 62 °C?
The specific heat capacity of water is ______.
