A solution is tested with phenolphthalein and reveals a pink color. Which is a possible pH of this solution? *
1.4
2.7
3.1
4.10

4.10

Explanation:

I know a possible color change range could be 8.2... but I choose 4.10... don't know if that's correct but I try...

the density(ratio between mass and volume as m/v) decreases from top to bottom in periodic table group as the size increases and nuclear charge decreases. but in periods density increases from left to right as atom size decreases and nuclear charge increases.

how important do you think an instrument is to the musician who plays it?