What is a chemical formula?
stoms
A. An identification of the atoms in a molecule
B. The arrangement of electrons in an atom
C. Instructions on how a chemical is made
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D. Two or more atom's bonded together
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10. translate each of the following chemical equations into a sentence. a. 2 zns(s) + 3 o2(g) -> 2 zno(s) + 2 so2(g) b. cah2(s) + 2 h2o(l) -> ca(oh)2 (aq) + 2 h2(g)

Use this information to determine the number of calends electrons in the atoms. which of the following correctly compares the stability of the two atoms? a) both are unreactive b) both are highly reactive c) a is unreactive and d is reactive d) a is reactive and d is unreactive

One similarity and one difference between an element and a mixture of elements