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Molar Heat Capacity Formula

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Molar Heat Capacity is the amount of energy required to raise the temperature of one mole of a substance by one degree. Check FAQs

c m = \frac{Q}{N moles \cdot ∆T}

c_m - Molar Heat Capacity?Q - Heat?N_moles - Number of Moles?∆T - Change in Temperature?

Molar Heat Capacity Example

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Here is how the Molar Heat Capacity equation looks like with Values.

Here is how the Molar Heat Capacity equation looks like with Units.

Here is how the Molar Heat Capacity equation looks like.

5.7 = \frac{570}{2 \cdot 50}

5.7J/K*mol = \frac{570J}{2 \cdot 50K}

5.7 = \frac{570}{2 \cdot 50}

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Molar Heat Capacity Solution

Follow our step by step solution on how to calculate Molar Heat Capacity?

FIRST Step Consider the formula

c m = \frac{Q}{N moles \cdot ∆T}

Next Step Substitute values of Variables

∴

c m = \frac{570J}{2 \cdot 50K}

Next Step Prepare to Evaluate

∴

c m = \frac{570}{2 \cdot 50}

LAST Step Evaluate

∴

c m = 5.7J/K*mol

Molar Heat Capacity Formula Elements

Variables

Molar Heat Capacity

Molar Heat Capacity is the amount of energy required to raise the temperature of one mole of a substance by one degree.

Symbol: c_m

Measurement: Molar Specific Heat Capacity at Constant PressureUnit: J/K*mol

Note: Value should be greater than 0.

Formulas to find Molar Heat Capacity

Heat

Heat is the form of energy that is transferred between systems or objects with different temperatures (flowing from the high-temperature system to the low-temperature system).

Symbol: Q

Measurement: EnergyUnit: J

Note: Value can be positive or negative.

Formulas to find Heat

Number of Moles

Number of Moles is the amount of gas present in moles. 1 mole of gas weighs as much as its molecular weight.

Symbol: N_moles

Measurement: NAUnit: Unitless

Note: Value should be greater than 0.

Formulas to find Number of Moles

Change in Temperature

The Change in Temperature refers to the difference between the initial and final temperature.

Symbol: ∆T

Measurement: Temperature DifferenceUnit: K

Note: Value can be positive or negative.

Formulas to find Change in Temperature

Other formulas in Heat Capacity category

Go Stoichiometric Coefficient for i-th Component in Reaction

v i = \frac{dN i}{dξ}

Go Thermodynamic Beta

β = \frac{1}{[BoltZ] \cdot T}

Go Number of Moles using Molar Heat Capacity

N moles = \frac{Q}{c m \cdot ∆T}

Go Heat Energy using Molar Heat Capacity

Q = ∆T \cdot c m \cdot N moles

How to Evaluate Molar Heat Capacity?

Molar Heat Capacity evaluator uses Molar Heat Capacity = Heat/(Number of Moles*Change in Temperature) to evaluate the Molar Heat Capacity, The Molar Heat Capacity formula is defined as the amount of energy required to raise the temperature of one mole of a substance by one degree; its units in the SI system are J/mol · K. Molar Heat Capacity is denoted by c_m symbol.

How to evaluate Molar Heat Capacity using this online evaluator? To use this online evaluator for Molar Heat Capacity, enter Heat (Q), Number of Moles (N_moles) & Change in Temperature (∆T) and hit the calculate button.

FAQs on Molar Heat Capacity

What is the formula to find Molar Heat Capacity?

The formula of Molar Heat Capacity is expressed as Molar Heat Capacity = Heat/(Number of Moles*Change in Temperature). Here is an example- 5.7 = 570/(2*50).

How to calculate Molar Heat Capacity?

With Heat (Q), Number of Moles (N_moles) & Change in Temperature (∆T) we can find Molar Heat Capacity using the formula - Molar Heat Capacity = Heat/(Number of Moles*Change in Temperature).

Can the Molar Heat Capacity be negative?

No, the Molar Heat Capacity, measured in Molar Specific Heat Capacity at Constant Pressure cannot be negative.

Which unit is used to measure Molar Heat Capacity?

Molar Heat Capacity is usually measured using the Joule Per Kelvin Per Mole[J/K*mol] for Molar Specific Heat Capacity at Constant Pressure. Joule Per Fahrenheit Per Mole[J/K*mol], Joule Per Celsius Per Mole[J/K*mol], Joule Per Reaumur Per Mole[J/K*mol] are the few other units in which Molar Heat Capacity can be measured.

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