State whether the fundamental law of calorimetry is applicable in the following cases : (iii) calorimeter is kept open in air.

State whether the fundamental law of calorimetry is applicable in the

1.	State whether the fundamental law of calorimetry is applicable in the following cases : (iii) calorimeter is kept open in air.
Answer» Solution :If the calorimeter is kept OPEN in AIR, heat exchange occurs with the surroundings. Hence, the fundamental LAW of calorimetry will not be APPLICABLE.