Consider a 0.90 M of Al(NO3)3 solution. This solution has a nitrate ion concentration of a. 0.30 M.
b. 2.7 M.
c. 0.0 M.
d. 8.1 M.

10-14. (a) when 100.0 ml of weak acid ha were titrated with 0.093 81 m naoh, 27.63 ml were required to reach the equivalence point. find the molarity of ha. (b) what is the formal concentration of a- at the equivalence point? (c) the ph at the equivalence point was 10.99. find pk. for ha. (d) what was the ph when only 19.47 ml of naoh had been added?

How does the principle of electromagnetism explain the interaction between earth’s magnetic field and the solar wind?

What woukd most likely be the transmittance at a 0.70 m solution of solute a? a) 7.6%b) 1.1%c)4.0%d)4.6%