How many grams of hydrogen gas are produced when 0.250 L of 0.0248 M hydrochloric acid solution react with excess copper

Jewelweed, a flowering plant, has seed pods that burst open when touched and forcefully eject their seeds. these structures are favorable because they a. can cause genetic changes to occur. b. prevent germination within the seed pod. c. aid in the dispersal of the species. d. attract insects that aid in pollination.

How air particles exert a pressure on the inside of the balloon

At room temperature what happens to the average kinetic energy of the molecules of a solid, liquid, and a gas