please help with lab

Data Data for tydrate sample is Clean dry teat tube Test tube and hydrate Test tube and anhydrous residue after first heating Test tube and anhydrous residue after secend heating What is the mass difference between the fiest and second heatings?mau atuer 1s heanny - mars 0.1001 after inid heating Was a third heating necessary? Last mass of of test tube and anhydrous residue (g) 4500131 (Enier the mass of test tube and anhydrous residue after 2nd heating) What is the mass differenee between the first and secong heatings?vans aher int hasmoy inari. altur Jied thearing Was a third heatictg necessary? Last mass of of test tube and antydrous residee {g) (cester the mass of test fube and antydrous residue after 2nd heating) Total mass lost after last beating (g) (use the laitmasa) Name of anhydtous salt (supphed by instructor abe houcng) Formula of the antiydrous salt