A solution is prepared at that is initially in propanoic acid , a weak acid with , and in potassium propanoate . Calculate the pH of the solution. Round your answer to decimal places.

Sugar is dissolved in water. which is the solute? sugar neither both water

Convert the temperature of dry ice, –77 ∞c, into degrees fahrenheit and kelvin.

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.