. How many grams of lithium are formed from the reaction if you begin with 89.5 grams of copper?
Cu
+
Li2S --> 2 Li +
CUS

Which element is the least metallic between cadmium, silver, zinc, or iron?

About 3% of the water on earth is freshest. only about 40% of that freshwater is available for human use. why is so much freshwater unavailable for human use?

#7 how does the structure of amino acids allow them to form a polypeptide? each amino acid has an amino group and a carboxyl group. each amino acid has a hydrogen atom and a carboxyl group. each amino acid has a carboxyl group and an r group. each amino acid has an r group and a hydrogen atom.