Please help me my teacher is screaming at me rn :(

Which mathematical relationship should you us to convert moles of a substance into grams

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?

What is one real world example of a colligative property?