How many molecules of CO2 are contained in a 10.0 L tank at 7.53 atm and 485 K?
5.69 × 1023 molecules
1.14 × 1024 molecules
4.89 × 1024 molecules
3.30 × 1024 molecules
2.28 × 1024 molecules

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.