Identifying the particles of an atom

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.

Describe the interaction that occurs between two objects with the same electrical charge.

How many moles of gas are present if p=11 atm, v=12l, t=185k?