A 0.070kg piece of metal with a specific heat constant of .732 J/goC is heated to 145oC and added to a 150g sample of water with a specific heat constant of 4.184 J/goC. The final temperature of the water and metal is 27.5oC.

What is the initial temperature of the water?

13. a covalent bond between two atoms is likely to be polar if: a. one of the atoms is much more electronegative than the other. b. the two atoms are equally electronegative. c. the two atoms are of the same element. d. the bond is part of a tetrahedrally shaped molecule. e. one atom is an anion.