15. 25.0 mL of a 3.25 M solution is diluted to 450.0 mL. What is the concentration of the diluted solution? (Show WORK. Circle the correct 0.181 M or 0.233M)

You encounter a solution that is acidic and you decide to test it by adding a small amount of a strong acid. the ph lowers slightly but is approximately unchanged, and still remains acidic. what can you say about the solution? a. it is a buffer solution. b. it is not a buffer solution it is a strong acid solution. d. the solution has been neutralized. e. the solution has excess acid present

Asolution contains 180 g of glucose (c6h12o6) and 162 g of water. what is the mole fraction of glucose?

All cells are made of four types of acids, lipids, proteins, and carbohydrates.