Can anyone help me please I’m not sure if I’m correct picture is above

According to social exchange theory, altruistic behaviors benefit the individual who performs them. t/f

A40.0 l tank of ammonia has a pressure of 12.7 kpa. calculate the. volume of the ammonia if it’s pressure is changed to 8.4 kpa while its temperature remains constant.

The junction rule describes the conservation of which quantity? note that this rule applies only to circuits that are in a steady state.