A 5L solution with 0.5M HCl is diluted to 0.4M. How many L of water was added to the solution?

Tell me the iupac name of the following compounds:

28. which is not a reason that water is used to store spent fuel rods from nuclear power plants? water increases the speed of the chain reaction in the fuel rods. water protects nuclear power plant workers from the high temperature and radiation of the fuel rods. water acts as a radiation shield to reduce the radiation levels. water cools the spent rods. salts action

Which diagram represents the phase tha occurs after a solid melts?