Someone asap! 1.how do you describe a covalent bond? 2. what is an example of a covalent compound?

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

Which other elements contain the same number of outer electrons as sodium

How does a noncompetitive inhibitor reduce an enzyme’s activity?