Consider that 25.0 ml of 0.10 m ha (an arbitrary weak acid. k = 2.5 x 105 is titrated with 0.10 m naoh solution. answer the following questions. [18 pts] a) what will be the initial ph of the 0.10 m ha solution? [4 pts] b) what will be the ph of the ha solution after the addition of 10.0 ml of 0.10 m naoh to the solution? [5 pts)
calculate the ph at the halfway point to the equivalence point. [4 pts d) calculate the ph at the equivalence point.

In a sample of oxygen gas at room temperature, the average kinetic energy of all the balls stays constant. which postulate of kinetic molecular theory best explains how this is possible?

Which of the following statements concerning the influence of culture on ethnic identity formation is accurate? a. one will reject ethnic identity if cultural stereotypes are encountered. b. if one’s ethnic city is different from the dominant cultural group, then one’s ethnic identity you will become weekend. c. if an the ethnic group is excepted by dominant culture, then ethnic identity formation can be a difficult process. d. similarity to the dominant culture can determine how easy it is for one to except ethnic differences.

The diagram shows the positions of the sun, moon and earth during spring tides, when the high tides are at their highest and low tides at their lowest. what is it about these positions that causes these high and low tides?