Consider titration of 25.0ml of 0.10m sodium phthalate with 0.10m hcl. calculate the ph of the solution at the following points along the titration curve : (a) before any titrant is added. (b) after 12.5mlof titrant is added. l a solution

What is a main difference between a mixture and a pure substance? a mixture is only a liquid, but a pure substance can be in any state. a mixture looks the same throughout, but a pure substance does not.1 a mixture can vary in composition, but a pure substance has a set composlo a mixture can be made up of a single compound, but a pure substance car

Which of the following statements best explains why chemistry is testable a) it can measure data by experiments b) it cannot add new evidence c) it cannot be verified d) it is biased

The mass of a proton is approximately equal to the mass of