Which of the following would decrease the mechanical advantage
A) a fulcrum
B) a fixed pulley
C) friction
D) heat

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.

Current from a charged capacitor lights a bulb. as time goes on the brightness of the

Which statement best explains why the overall charge on an atom is zero?