-roovy (4) 22,000 J
4
5. Two samples of gold that have different
temperatures are placed in contact with
one another. Heat will flow spontaneously
from a sample of gold at 60°C to a sample
of gold that has a temperature of
(1) 50°C
(3) 70°C
(2) 60°C
(4) 80°C
5

Predict the relative bond lengths of the three carbon-oxygen bonds in the carbonate ion (co2−3). what would you expect the charge to be on each oxygen? match the words in the left column to the appropriate blanks in the sentences on the right. make certain each sentence is complete before submitting your answer.