The device shown below contains 2 kg of water. the cylinder is allowed to fall 800 m during which the temperature of the water increases by 2.4°c. some amount of water is added to the container and the experiment is repeated. all other values remain constant. this time the temperature of the water increases by 1.2°c. how much water was added to the container? gizmo image a. 0.8 kg b. 1 kg c. 2 kg d. 3.6 kg