When an atom of n-14 is bombarded by an alpha particle, the single product is

How do scientists think that gravity affected the formation of our solar system?

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?

Calculate the number of kilojoules to warm 125 g of iron from 23.5°c to 78.0°c.