The fact that ice is less dense than water is related to the fact that

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

If two atoms are bonded to a central atom with no lone pairs,how will they be arranged

Astudent reacts 13 moles of iron with 21 moles of oxygen according to the following equation: