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The molar heat capacity of gaseous hexane at 25 degrees Celsius is 142.6 J What is the specific heat?
Specific heat capacity is an intrinsic property of a substance and is independent of the amount of the substance. Therefore, the specific heat capacity of gaseous hexane would be the same as its molar heat capacity, which is 142.6 J/mol°C.
By what quantity must the heat capacity of an object be divided to obtain the specific heat of that material?
Heat capacity is in the measurement of (kilo)Joules per mol degree Kelvin (J/mol K) Specific heat capacity is in joules/gram degree Kelvin (J/ gram K) Converting between the two is rather simple. To convert to specific heat capacity, divide the molar heat capacity by the molar mass of the molecule in question. eg. ( J/ mol K) / (grams/mol ) = J/ gram K, because mols will cancel.
What is the heat capacity of argon and how does it compare to other gases?
The heat capacity of argon is relatively low compared to other gases. It has a molar heat capacity of 20.85 J/molK at constant pressure and 12.48 J/molK at constant volume. This means that argon requires less energy to raise its temperature compared to other gases like nitrogen or oxygen.
What is relation between heat capacity and specific heat capacity?
Heat capacity is the total amount of heat energy required to raise the temperature of a substance by a given amount, while specific heat capacity is the amount of heat energy required to raise the temperature of a unit mass of a substance by one degree Celsius. Specific heat capacity is a property intrinsic to the substance, while heat capacity depends on the amount of the substance present. The heat capacity of a substance is the product of its specific heat capacity and its mass.
The heat capacity of an object depends in part on its what?
The heat capacity of an object depends in part on its mass, its material composition, and its specific heat capacity. Heat capacity is the amount of heat energy required to raise the temperature of the object by 1 degree Celsius.
How do you measure molar heat capacity?
Specific heat is the heat capacity divided by the heat capacity of water, which makes it dimensionless. To obtain molar heat capacity from specific heat for a material of interest, simply multiply the specific heat by the heat capacity of water per gram [1 cal/(g*C)]and multiply by the molecular weight of the substance of interest. For example, to obtain the molar heat capacity of iron Specific heat of iron = 0.15 (note there are no units) Molar heat capacity of iron = 0.15*1 cal/(g*C)*55.85 g /gmole = 8.378 cal/(gmole*C)
Molar heat capacity of water?
Molar heat capacity of liquid water = 75.3538 Molar heat capacity = molar mass x specific heat
Is molar heat capacity intensive or extensive?
Molar heat capacity is an extensive property because it depends on the amount of substance being considered.
What is the specific heat capacity for selenium?
The molar heat capacity of selenium is 25,363 J/mol.K.
What is the symbol for molar heat capacity and how is it calculated?
The symbol for molar heat capacity is (Ctextm). It is calculated by dividing the heat capacity of a substance by the amount of substance in moles. Mathematically, it is expressed as (Ctextm fracCn), where (C) is the heat capacity and (n) is the amount of substance in moles.
How do you prove that the molar heat capacity at the constant volume?
no be quiet
What is the difference in specific heat between hydrogen and oxygen molecules?
The molar heat capacity of hydrogen (H2) is 28,835 J/mol/K.The molar heat capacity of oxygen (O2) is 29,378 J/mol/K.
What is molar heat?
Different substances have varied molar heat capacities. The molar heat capacity of a substance refers to the amount of heat energy needed to raise 1 mole of that substance by 1 degree Celsius.
What is another way to say heat capacity?
Another way of stating this, is that the volume-specific heat capacity (volumetric heat capacity) of solar elements is roughly constant. The molar volume of the solid.
What is the heat capacity of 165g of liquid water?
The specific heat capacity of liquid water is 4.184 J/g°C. To find the heat capacity, you multiply the mass of the water (165g) by the specific heat capacity. So, the heat capacity of 165g of liquid water is 688.56 J/°C.
The molar heat capacity of gaseous hexane at 25 degrees Celsius is 142.6 J What is the specific heat?
Specific heat capacity is an intrinsic property of a substance and is independent of the amount of the substance. Therefore, the specific heat capacity of gaseous hexane would be the same as its molar heat capacity, which is 142.6 J/mol°C.
What is approximately the molar heat capacity of most metals?
The molar heat capacity of most metals is approximately 25 J/mol·K. This means that it takes about 25 Joules of energy to raise the temperature of 1 mole of a metal by 1 Kelvin.
