Which of the following is a good definition for enthalpy of vaporization? 1. The rate at which atoms or molecules enter the gas phase 2. The amount of energy required to convert 1 mole of a substance from the liquid phase to the gas phase 3. The temperature at which the liquid and gas phases of a substance are in equilibrium 4. The pressure exerted by atoms or molecules as they enter the gas phase

If a || b and e || f, what is the value of y ?

3.) for each of the following compounds, draw the major organic product of reaction with hcl or naoh and circle whether the starting materials and products will be more soluble in organic solvent or water benzoic acid + hcl: benzoic acid + naoh: oh benzoic acid water/organic water organic fluorenone hс: fluorenone + naoh: fluorenone water/organic water/organic веnzocaine + hci: benzocaine + n»oh: h2n benzocaine water/organic water organic o=

What is the mass of each element in a 324.8 sample of co2