What is the atomic number of an ion with 5 protons, 6 neutrons, and a charge of 3?

(apex) when a cup of water is dropped, as the cup falls, the water in the cup falls out true or false?

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?

Helium decays to form lithium. which equation correctly describes this decay?