A worker pressed large pieces of salt into this concrete sidewalk while it was wet. When it dried, he washed the sidewalk. What happened to the salt? a.
it dissolved in the water

b.
it evaporated into a gas

c.
it turned into concrete

Match the acid base pairs by arranging the acid name with the conjugate base formula. hydrogen carbonate hydrogen phosphate carbonic acid read water sulfuric acid phosphoric acid a. co32- b. hso4- c. hco3- d. po43- e. h2po4- f. oh-

#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.

How is the use of hydroelectric power related to the sun