In which situation is there no work being done? a) a car being pushed 100 m b) a 25 n force applied over 6 meters c) a mouse pushing a crumb across the floor d) a 10 n force applied to a stationary wall

4. a 75.0 g piece of ag metal is heated to and dropped into 50.0 g of water at the final temperature of the mixture is what is the specific heat capacity of silver? 5. a 465 g chunk of iron is removed from petrucci, ralph h.. general chemistry (p. 290). pearson education. kindle edition.