Pure octane has a boiling point of 125.7 degrees celsius but can be steam distilled with water at a temperature of 90 degrees celsius. calculate the mass of octane that co-distills with each gram of water and the percent composition of the vapor that is produced during steam distillation.

During trial 2, what allowed you to determine that aluminum was the limiting reactant? check all that apply. all of the copper dissolved. all of the aluminum dissolved. the solution turned clear. the number of grams of copper(ii) chloride used in the reaction was greater than the number of grams of aluminum. the molar ratio of copper(ii) chloride to aluminum was greater than 3: 2, the equation’s molar ratio.

In which of these cases are the two wave points considered to be in phase with each other?

An electron moved from shell n = 2 to shell n = 1. what most likely happened during the transition? a fraction of a photon was added. a photon of energy was absorbed. a fraction of a photon was removed. a photon of energy was released.