(direct answer=upvote : ))
what property of matter depends on the amount of matter present?
a. volume
b. color
c. melting point
d. density

An observation that requires measurement is called quantitative observable or qualitative

What shape would a molecule with two bound groups and two lone pairs have?

If you add 5.00 ml of 0.100 m sodium hydroxide to 50.0 ml of acetate buffer that is 0.100 m in both acetic acid and sodium acetate, what is the ph of the resulting solution? acetic acid: ka = 1.8. x 10-5