A 5000-W heater is used to heat water. How long will it take to heat 20 kg of water from 20°C to 100°C? Select one:
O A. 12 minutes
O B. 32 minutes
O C. 40 minutes
O D. 22 minutes
O E. 2 minutes​

This is what i found on google “according to the collision theory, the following criteria must be met in order for a chemical reaction to occur: molecules must collide with sufficient energy, known as the activation energy, so that chemical bonds can break. molecules must collide with the proper orientation.” i hope this information you.