Using value of 1.1×10−10 for the Ksp, calculate how many milligrams of Ag2CrO4 will dissolve in 11.5 mL of H2O

Based on the equation and the information in the table, what is the enthalpy of the reaction?

Mike and mitchell decide to have a foot race. they mark off a stretch of 100 yards, and recruit cindy to work the stopwatch. after running the race and looking at the results, cindy declared that mitchell was the fastest. so how did the boys times compare?

Based on its chemical properties, identify the position of each chemical family on the periodic table.