Final answer:
Without the specific reaction and enthalpy change for the formation of CS2, it is not possible to calculate the quantity of CS2 produced from 397 kJ of heat. More information is needed to complete the calculation.
Step-by-step explanation:
To calculate the amount of carbon disulfide (CS₂) produced when 397 kJ of heat is absorbed, we need the stoichiometry of the relevant thermochemical reaction and the enthalpy change (ΔH) per mole of CS₂ produced. Unfortunately, the question does not provide a specific reaction for the formation of CS₂, nor does it give the needed enthalpy change. Therefore, we are unable to directly calculate the amount of CS₂ formed without additional information.
For a hypothetical reaction where the formation of 1 mole of CS₂ involves an enthalpy change of X kJ, where X is representative of the enthalpy change, we would use the equation:
moles of CS₂ = absorbed heat (kJ) / enthalpy change (ΔH) of CS₂ (kJ/mol)
We would then rearrange and solve for the moles of CS₂:
moles of CS₂ = 397 kJ / X kJ/mol
This calculation requires the precise enthalpy value for the formation of CS₂, which should be provided in the context of the specific question or experiment.