Textbook QuestionWhich of these processes are nonspontaneous? Are the nonspontaneous processes impossible? a. a bike going up a hill b. a meteor falling to Earth c. obtaining hydrogen gas from liquid water d. a ball rolling down a hill1301views
Textbook QuestionWhich of the following processes are spontaneous, and which are nonspontaneous?(a) Freezing of water at 2 °C (b) Corrosion of iron metal (c) Expansion of a gas to fill the available volume(d) Separation of an unsaturated aqueous solution of potassium chloride into solid KCl and liquid water534views1rank
Multiple ChoiceFor a reaction to be spontaneous at all temperatures, the signs of ΔH and ΔS must be:467views