Hi has a normal boiling point of -35.4°C, and its A Hvap is 21.16 kJ/mol. What is the molar entropy of vaporization (Svap) of HI?
Multiple Choice
598 JK-mol
68.6 JK . mol
752 kmol
0.068 J/K mol
89.0 J/K mol

This flow chart shows the amount of energy that is emitted by each type of light. ultraviolet > blue light > yellow light > red light (maximum energy) (minimum energy) in an experiment, shining which type of light on a strip of metal would be least likely to produce the photoelectric effect? ultraviolet light dim blue light bright red light bright yellow light

If 1.8 l of water is added to 2.5l of a 7.0 m koh solution, what is the molarity of the new solution

When the chemicals iron sulfide (fes) and hydrochloric acid (hcl) are combined, bubbles appear from the mixture. 1. does the appearance of bubbles indicate a physical or chemical change? 2. why do the bubbles indicate this change? 3. what property is this?