An atom of tin has an atomic number of 50 and a mass number of 119 how many protons neutrons and electrons does this atom have

Select the correct text in the passage. which sentences describe examples of sustainable living? i live in an old apartment building downtown, but my company is based in an office park on the outskirts of the city. i drive an old car that needs to be replaced. i plan to buy a hybrid for better gas mileage, but for now i am able to carpool with a couple of friends from work. the drive to the office park is about 45 minutes each way, but we do get to work in a modern building. the architects just received a leed certification for the design.

Which of the following best supports the concept that genetic information is passed on to offspring from both of their parents, not just one?

Which of these statements explains the difference between nuclear binding energy and the strong nuclear force ?