21/33 A crane is lowering a 50 kg box. If the crane lowers the box at a

constant speed, what is the tension Fr in the cable?

Curious carl calculated the density of a cube to be 4.50 g/cm3. what is the density of the cube in g/l?

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.

If you put a helium-filled balloon in the refrigerator, what will happen?