Please help ASAP, not too certain about the answer I initially got for this question but… What are the mole fractions of C2H6O2 and water in a solution of 17.2 g of C2H5O2 in 0.500 kg of water?

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

What is the correct lewis structure for chloroform chcl3

Which common material is an example of a polymer? (25 pts) a. steel b. plastic c. petroleum d. rubbing alcohol