To determine if an object is in motion, you must use a . Question 1 options: Moving object Living thing Frame of Reference Larger object

How do you tell if someone actually cares about you? and just say they do?

How many neutrons does plutonium -196 with an atomic number of 78.

An insulated thermos contains 148 g of water at 72.7 ˚c. you put in a 11.7 g ice cube at 0.00 ˚c to form a system of ice + original water. the specific heat of liquid water is 4190 j/kg•k; and the heat of fusion of water is 333 kj/kg. what is the net entropy change of the system from then until the system reaches the final (equilibrium) temperature?