During the early 1800s, these professionals regularly appeared in court to answer questions related to physical evidence. chemistry forensic science legal medical

Positive ions differ from neutral atoms in that

Which statement is true? a) the work done to lift an object 6 meters is greater than the gravitational potential energy it gains. b) the work required to push an object is less than the work required to pull an object the same distance. c) the work required to raise an object to a height is equal to the gravitational potential energy the object gains. d) the work done against gravity to lift an object straight up is greater than the work required to roll it up a ramp.

You have 80 g of 60oc water and 80 g or 10oc water. what is the final temperature when the two are mixed? explain.