Explain what is wrong with the expression below and write the correct version: 

The units for the gas constant (R) are missing, and the temperature should be expressed in Kelvin. The corrected version is as follows:

The units for the gas constant (R) are missing, and the temperature should be expressed in Kelvin. The corrected version is as follows:

The value of the gas constant (R) is incorrect and its units are missing. The corrected version is as follows:

The units for the gas constant (R) are missing, and the temperature should be expressed in Kelvin. The corrected version is as follows: