A negative charge of 5 C and a positive charge of 6 C are separated by 50 m. What is the force between the two charges?
F=Kq1x q2
12

Ammonia enters the expansion valve of a refrigeration system at a pressure of 10 bar and a temperature of 18oc and exits at 6.0 bar. the refrigerant undergoes a throttling process. determine the temperature, in oc, and the quality of the refrigerant at the exit of the expansion valve.

Elements that have one valence electron and are very reactive are called

If 130 j of energy were added to 1 kg of each of the samples listed in the answer choices, which would experience the greatest temperature increase