All atoms in the noble gas family have electron
notations ending in ___, which result in then having _ outer electrons.

A. p^6;8
B. p^6;6
C. s^2;8
D. s^2;7

The big bang nucleosynthesis theory states that elements were produced in the first few minutes of the big bang while elements have their origins in the interiors of stars, forming much later in the history of the universe.

Which of the following describes a compound? (hint: carbon and oxygen bo a. a piece of pure carbon, containing only carbon atoms b. oxygen gas surrounding a solid piece of carbon c. a substance made of two oxygen atoms for each carbon atom carbon and oxygen atoms mixed without being bonded together

How many moles of kci are produced from 2.50 moles k