Not to sure about this can someone me as soon as possible

5. how can you decrease the pressure of a gas in a container without changing the volume of the gas?

Order the following from smallest to largest atom, electron, quark, proton, neutron, molecule, nucleus

Which of the following ocean acidification? are the most likely side effects of a ph less than 7.0 in the ocean b. more metal salts altering the ocean chemistry c. dissolution of the shells of marine organisms d. both a & b e. all of the above.