calculate the standard entropy of vaporization of ethanol at its boiling point, 352 k. the standard molar enthalpy of vaporization of ethanol at its boiling point is 40.5 kj/mol.

How heavy is thanos? a) 3000 lbs b) all of it c) the price of tea in china d) heavy enough

The molality of calcium chloride (cacl2) in an aqueous solution is 2.46 m. what is mole fraction of the solute?

Inside a flashbulb, oxygen surrounds a thin coil of magnesium. when the flashbulb is set off, a chemical reaction takes place in which magnesium combines with oxygen to form magnesium oxide. which of the chemical equations matches the reaction above? a. mg + o2 mgo2 + energy b. 2mg + o mg2o + energy c. 2mg + o2 2mgo + energy d. mg + o mgo + energy