In terms of structure and bonding explain why water is a liquid and hydrogen sulfide is a gas at room temperature? The allene molecule has the following Lewis structure: Must all four hydrogen atoms lie in the same plane? If not, what is the spatial relationshi...
Can hydrogen be a negative ion? H_2S and H_2O have similar structures and their central atoms belong to the same group. Yet H_2S is a gas at room temperature and H_2O is a liquid. Use bonding principles to explain why this
What is the molecular polarity using dipole vectors and intermolecular forces of SiH4, CH3OH, HCN, and CH3F? What is the most important (strongest) intermolecular force that must be overcome to vaporize liquid CH3OH? (a) Identify the intermolecular forces in the following...
The boiling point of a compound is the temperature at which the vapor pressure becomes equal to the atmospheric pressure. At this temperature, the substance transitions from the liquid to the gas phase. The boiling point is affected by the intermolecular forces prese...
The first step in the process used to recover zinc metal from zinc sulfide ore is the reaction of zinc sulfide with oxygen gas to produce zinc oxide and sulfur dioxide. 2 ZnS(s) + 3 O_2(g) to 2 ZnO(s) + 2 SO_2(g). When the external pressure is 142700 Pa...
It is preferred for the concentration of water contaminants to be expressed in ppm and ppb and not molarity for multiple reasons. One of these reasons...Become a member and unlock all Study Answers Start today. Try it now Create an account ...
Answer and Explanation: Hello. The answer is rooted in quantum mechanics but the bottom line is that that is the easiest energy state to hold. Use the analogy of a bubble. It is round because that is the surface area that takes the least amount of energy to mainta...