Specific heat is the amount of heat per unit mass needed to increase the temperature of a material by one degree celsius or kelvin. Different substances require different quantities of heat to produce a given. Specific heat capacity energy and heating aqa gcse. The specific heat is the amount of heat enregy per unit mass required to raise the temperature by one degree celsius. In this experiment, we will add a metal sample at a high temperature to water at a low temperature. Students will learn about specific heat capacity and how to calculate it. Specific heat the specific heat of water, or the capacity of substance for heat, is greater than that of any other liquid, and also of all solids, and consequently to change the. Experiment 9 specific heat capacities of metals chem21labs. Specific heat example problem science notes and projects. For pure water, that amount is one calorie, which is equivalent to 4. These three specific heat example problems will show how to find the specific heat of a material or other information involving the specific heat. The specific heat capacity of a substance is the amount of heat energy necessary to raise the temperature of.
The specific heat capacity of materials ranging from water to uranium has been listed below in alphabetical order. This video shows the collection of data to determine the specific heat of a metal. Specific heat of a metal lab lab the specific heat of a metal and density. Often applied to metallic elements, specific heat can be used as a basis for comparing how different substances absorb and transfer energy. To determine a specific heat capacity, c, solve the equation q mc. You can use a water calorimeter to determine how much heat energy, q, is transferred from the object to water. To verify dulong petits law with the results of these experi ments. The purpose of this experiment is to identify two unknown metal samples based on physical properties. Specific heat capacity of materials the engineering mindset. They will set up a calorimeter to measure the heat changes of two different metals. To determine the specific heat capacity of aluminium, iron and brass. Heat capacity 29 celsius and the specific heat capacities in calories per gram per degree celsius, the block of substance has thus given mctb t2 calories of heat to the calorimeter and the contained water.
Below this table is an image version for offline viewing. Molar heat capacity c molar is the amount of heat energy needed to raise the temperature of one mole of a substance by 1 c or 1 kelvin. The amount of thermal energy that an object must absorb to change its temperature by one degree is called its heat capacity. The belong to will play how you will get the specific heat of metal lab answers. The specific heat of a metal bainbridge island school. The relationship between heat and temperature change is usually expressed in the form shown below where c is the specific heat. We will consider the specific heat capacity of the water to be.