A 12.6 g sample of glass goes from an initial temperature of 20.2°C to a final temperature of 45.3°C. Calculate how much he at was transferred, and state whether heat was gained or lost
based on the sign of your answer.

What rule is used to determine how many covalent bonds an element can form? a. the number of covalent bonds is equal to six c the number of covalent bonds is equal to five minus the group number plus the group number b. the number of covalent bonds is equal to eight d. none of the above minus the group number select the best answer from the choices provided