Which of the following is NOT an example of a chemical reaction A. propane burning
B. A car battery discharging
C. Neutralizing an acid with base
D. water evaporating

The electromagnetic force acts between what

What type of energy conversion occurs when you place your feet near the fire place and they become warm

110 g of water (specific heat = 4.184 j/g c) and 100 g of a metal sample (specific heat = 0.397 j/g c) are heated from 25 degrees c to 75 degrees c. which substance required more thermal energy?