If a substance has an enthalpy of condensation of -1.46 kJ/g and an enthalpy of sublimation of 4.60 kJ/g, what is its enthalpy of freezing in kJ/g

Astudent carefully transfers 30 g of water and 30 g of alcohol in a glass tube, forming two layers and filling the tube completely. after sealing the tube, the student mixes the solutions, and notices a bubble that forms in the tube. what is the mass of the contents in the glass tube after mixing?

What is the molar mass of potassium nitrate, kno3

Need ! asap will mark 10 pts using the room temperature line (orange line) and your periodic table, make lists that identify the state of matter (gas, liquid, or solid) in which each element you plotted exists at room temperature. explain your answers