During which stage of formation are sediments finally solidified into rock?

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?

Stage in which a star’s outer layers have started to cool and grow outward?

How many moles of potassium hydroxide are needed to completely react with 2.94 moles of aluminum sulfate