Which of the following statements is correct? a. the freezing and boiling temperatures of a substance are the same.
b. the freezing and melting temperatures of a substances are the same.
c. the melting and boiling temperatures of a substance are the same.
d. the melting, freezing, and boiling temperatures of a substance are the same.

Determine the empirical formula of a compound containing 40.6 grams of carbon, 5.1 grams of hydrogen, and 54.2 grams of oxygen. in an experiment, the molar mass of the compound was determined to be 118.084 g/mol. what is the molecular formula of the compound? for both questions, show your work or explain how you determined the formulas by giving specific values used in calculations.

Nan element’s square on the periodic table, the number with the greatest numerical value represents the

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.