How many milligrams of H2 are produced when one drop (0.05 mL) of the hydrochloric acid solution described in Example 4-6 reacts with an excess of aluminum in reaction (4.2)

answer; i believe that the correct answer is (a); a large rock being weathered by wind and rain;

the link still does not work even when adding it to the url bar

explanation:

the answer is a! (2.9 x 10^-18 j) hope i could someone. : )