hfff9094 hfff9094 08-04-2024 Chemistry contestada A hydrated sample of lithium perchlorate (LiClO₄ × ___ H₂O) has a mass of 7. 21 g. The sample is heated, and it is determined the mass of the anhydrous lithium perchlorate is 4. 78 g. What is the value of "x"?