Why does a red rose look red? a. the rose refracts red more than any other color. b. the rose receives only red light from the sun. c. the rose reflects red more than any other color. d. the rose absorbs red more than any other color. plzzz answer no free !

Agas has a volume of 0.7 l at 300 mmhg. what would be the new volume at 900 mmhg

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

The molality of calcium chloride (cacl2) in an aqueous solution is 2.46 m. what is mole fraction of the solute?