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

Which type of orbits are found in the principal energy level n = 2 a - s b - s, f c - s, d d - s, p e - s, p, d

How would you reduce the volume of gas

After watching the video "zinc strip in copper nitrate solution", and reading the instructions, click on the link labeled "start" just below the drawing of the pencil tip. follow the direction to complete the 3x3 grid. answer the below questions for the portion of the activity in which sn(s) is placed in agno3(aq)