Write the net ionic equation for the reaction that occurs between NiO(s) and an aqueous solutiob of nitric acid Show work in detailed, don't give Handwritten answer

(a) Precipitation of the group 4 cations of Figure  requiresa basic medium. Why is this so? (b) What is the mostsignificant difference between the sulfides precipitated ingroup 2 and those precipitated in group 3? (c) Suggest aprocedure that would serve to redissolve the group 3 cationsfollowing their precipitation.

9 eq [Review Topics] Use the References to access important values if needed for this question. The volume of water needed to dissolve 0.0702 grams of lead sulfate is Assume no volume change upon addition of the solid. Submit Answer Retry Entire Group 9 more group attempts remaining L. Previous

If potassium carbonate reacts with iron (ll) chloride, what will precipate

Kk.291.

Please see attached image to help with Chemistry problem

What are the respective concentrations (M) of Mg2+ and Cl- afforded by dissolving 0.325 mol MgCl2 in water and diluting to 250 mL? A) 0.0013 and 0.0013 B) 2.60 and 2.60 C) 1.30 and 2.60 D) 1.30 and.1.30 E 0.0013 and 0.0026

12) Calculate the K., of silver chromate if the chromate concentration was determined to be 6.54 x 105 M (const. temp).

Ion molarity

8. Which species would be able to reduce iron(II) ion to elemental iron? (Multiple Answer) A. Nickel metal  Manganese(II)ion(acidic) Aluminummetal Silvermetal Zinc metal