What is the chemical formula for tin (ii) fluoride?

What is a metal replacement reaction

Mercury turns to vapor at 629.88 k how much heat is lost 175 g of mercury vapor at 650 current condenses to a liquid at 297 ca mercury turns to weber at 629.88 kelvin how much he is lost 175 g of mercury vapor and 650 coming condensers to liquidate 297 kevin

Convert the temperature of dry ice, –77 ∞c, into degrees fahrenheit and kelvin.