Anna's chemistry class is going to be experimenting with AgNO3 today, which can stain hands and clothes. Anna is concerned about her jewelry, so as she gets ready for school, she removes her gold (Au) ring and replaces it with a cheaper nickel (Ni) ring. Is this a good idea? Explain your answer.

How many neutrons does a atom of cobalt have?

How have the greenhouse gasses increased from the year 2000 to 2018

What happens when an atom of sulfur combines with two atoms of chlorine to produce sci2? a. each chlorine atom shares a pair of electrons with the sulfur atom. b. an electron is transferred from each chlorine atom to the sulfur atom. c. an electron is transferred from the sulfur atom to each chlorine atom. d. each chlorine atom shares all its valence electrons with the sulfur atom.