Cual es el sinonimo de sentadillas

Which factors threaten the forests of north america?

Write a composition using one of the topics listed below. your composition needs to be three to five paragraphs long. it must contain an introduction, a body, and a conclusion. • argue for or against the limitation of speed limits. • explain why a certain sport is your favorite. • compare and contrast driving in the winter and driving in the summer. • describe a single memorable day in your life. write a letter of complaint. follow the rules for a formal letter, and use the full-block style. the complaint may be about anything you wish (such as malfunctioning equipment, poor building maintenance, or disruptive noises from a nearby business). you can base your letter on a true experience, or you can make up all the details you need.

What would be the mass of an atom with 8 protons and 8 neutrons? a) 16 amu b) 8 amu c) 64 amu