Given the balanced equation: C₃H₈ + 5O₂ → 3CO₂ + 4H₂O , what is the total number of moles of O₂ required for the complete combustion of 1.5 moles of C₃H₈?

You just calculated that the heat of fusion for chloromethane is 6400 j/mol. the heat of fusion for hydrogen is 120 j/mol.? which of the following account for this difference? more than one correcta. chloromethane can absorb more energy at the same temperature. b. hydrogen has stronger intermolecular forces than chloromethane. c. hydrogen molecules can pack more closely than chloromethane molecules. d. chloromethane experiences dipole-dipole interactions. e. chloromethane has a higher molar mass than hydrogen.

50 points! need answer asap. what type of organic compound contains the following functional group? (2 points)

What are several ways to reduce the effect of friction