Question

define sepecific heat of a substance and give its SI unit​

Answer 1

Answer:

Informally, it is the amount of energy that must be added, in the form of heat, to one unit of mass of the substance in order to cause an increase of one unit in temperature. ... The SI unit of specific heat is joule per kelvin and kilogram, J/(K kg).

Explanation:

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Answer 2

Explanation:

Specific heat capacity is the quantity of heat needed to raise the temperature per unit mass. In SI units, the specific heat capacity can be defined as the amount of heat in joules required to raise the temperature of 1 gram of a substance by 1 Kelvin. The SI unit for specific heat is joule per kelvin per kilogram (J/K/kg, J/(kg K), J K−1 kg−1, etc.)