An element has 4 protons, 5 neutrons, and 4 electrons. what is the atomic mass of the element? 4 5 8 9

The atomic mass is equal to the sum of the number of protons and neutrons. Then, it is .

Hence, the answer is 9.

technology is the collection of techniques, skills, methods, and processes used in the the merriam-webster learner's dictionary offers a definition of the term: "the use of moreover, these technologies have become so complex that entire fields more recently, modern works of science fiction such as those by philip k.

explanation:

what is the speed of a softball that travels 20m in 2secs

speed = 20/2 = 10 m/s