What is the ph of a phosphate solution made by the addition of 2.5 equivalents to an initial solution of phosphoric acid. the three pka values of phosphate are 2.12, 7.20, and 12.40. a. 7.4b. 10.6c. 12.4d. 8.8

As you watch a surfer ride a wave towards the shoreline, what is the shoreline? a) displacement reference b) reference point c) coordinate plane d) cartesian boundary

Which is true of a liquid? it has a definite volume but not a definite mass.it has a definite mass but not a definite volume.it has a definite volume but not a definite shape.it has a definite shape but not a definite volume.

At element makes up all organic compounds?