The Nucleus of an Atom Contains __________

Q20: The correct name for HClO₃is _.<br>A)hydrochloric

Q27: Of the following, only _ is not

Q28: The element _ is the most similar

Q29: Element M reacts with fluorine to form

Q31: Which metal is not required to have

Q56: The atomic mass unit is presently based

Q113: How many protons does the Br^- ion

Q160: What is the formula for perchloric acid?<br>A)HClO<br>B)HClO₃<br>C)HClO₄<br>D)HClO₂<br>E)HCl

Q213: 200 pm is the same as _

Q248: The formula for the compound formed between