A block of metal with a mass of 3kg and an initial temperature of 75°C is placed into a 1kg mass of water at a temperature of 0°C the metal has a specific heat capacity is 650J/ kg •C in the water has a specific heat capacity of 4186J/kg •K what is the final temperature of the metal as a metal reaches thermal equilibrium with the water? 

Imagine you had to physically add electrons, one at a time, to a previously neutral conductor. you add one electron very easily, but the second electron requires more work. in your initial post to the discussion, explain why this is. also, what happens to the work needed to add the third, fourth, fifth, and subsequent electrons

Which of the following statements is true about women and minorities in early psychology? a. in the early 20th century, numerous graduate schools recruited women and minorities to study psychology. b. opportunities in higher education were limited for women and minorities in the early 20th century due to discrimination. c. despite some obstacles, there were numerous employment opportunities for women and minorities. d. women and minorities were often selected to do academic research in an effort to make the field more diverse.

If the ama of the inclined plane below is 2, calculate the ima and efficiency. ima = efficiency =