What does it mean when incense smoke splits in two

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.

If two objects at different te,peraure are in contact with each other what happens to their temperature

Ajet plane is speeding down the runway during takeoff. air resistance is not negligible. identify the forces on the jet.